Namespaces:
using Microsoft.SharePoint.Client;
Assemblies:
Microsoft.SharePoint.Client.dll;
Microsoft.SharePoint.Client.RunTime.dll;

Code Snippet:

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using Microsoft.SharePoint.Client;

namespace GetContentType

{

class Program

{

static void Main(string[] args)

{

//// String Variable to store the siteURL

string siteURL = "http://c4968397007/";

//// Get the context for the SharePoint Site to access the data

ClientContext clientContext = new ClientContext(siteURL);

//// Get the content type using ID: 0x0120D520 - is the ID of the Document Set content Type

ContentType ct = clientContext.Web.ContentTypes.GetById("0x0120D520");

clientContext.Load(ct);

clientContext.ExecuteQuery();

//// Display the content type name - Output will be "Document Set"

Console.WriteLine(ct.Name);

Console.ReadLine();

}

}

}