C#: Read a Number from user and Check its ODD or EVEN

using System;
class Program
{
    public static void Main()
    {
        int Num;

        Console.WriteLine("Enter a number to check its even or odd");
        Num = int.Parse(Console.ReadLine());

        if (Num > 0)
        {
            if (Num % 2 == 0)
            {
                Console.WriteLine("{0} is a even Number", Num);
            }
            else
            {
                Console.WriteLine("{0} is a odd number", Num);
            }
        }
        else
        {
            Console.WriteLine("{0} is a negative number and negative number can't be even or odd",Num);
        }
    }
}