using System;

public class Hello
{
    static void Main()
    {
        var n = int.Parse(Console.ReadLine().Trim());
        getAns(n);
    }
    static void getAns(int n)
    {
        if (n <= 6) { Console.WriteLine("NO"); return; }
        if (n == 7) { Console.WriteLine("YES"); return; }
        Console.WriteLine(n % 2 == 0 ? "YES" : "NO");
    }
}