Check the Number is Palindrome or not

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication8
{
    class Program
    {
        static void Main(string[] args)
        {
            int num, rev, sum = 0, temp;
            Console.Write("Enter the number");
            num = Convert.ToInt32(Console.ReadLine());
            temp = num;
            while (num != 0)
            {
                rev = num % 10;
                num = num / 10;
                sum = sum * 10 + rev;
            }
            if (temp == sum)
            {
                Console.WriteLine("Number is palindrome");
            }
            else
            {
                Console.WriteLine("Number is not palindrome");
            }
            Console.ReadLine();
        }
    }
}