Untitled

#include <iostream>
#include <string>
using namespace std;


int
main() {
	int a;
	cin >> a;
	float b = a / 2.0;
	int b1 = a / 2;
	
	if (b - b1 == 0 and b1 % 2 == 0) {

		cout << "YES";

	}

	else {
		cout << "NO";

	}

}