Palindrome number

using System;
class Program
{
    static void Main(string[] args)
    {
        Console.Write("Enter the Number: ");
        int n = int.Parse(Console.ReadLine());
        int sum = 0;
        int temp = n;
        int r;
        while (n > 0)
        {
            r = n % 10;
            sum = (sum * 10) + r;
            n = n / 10;
        }
        if (temp == sum)
        {
            Console.Write("Number is Palindrome.");
        }
        else
        {
            Console.Write("Number is not Palindrome");
        }
        Console.WriteLine();
    }
}