CODE

#include<bits/stdc++.h>

using namespace std;
typedef long long LL;

int main() {
	int n;
	cin >> n;
	if (n == 2) {
		cout << "NO";
		return 0;
	}
	if (n % 2 == 0) {
		cout << "YES";
		return 0;
	}
	cout << "NO";
	return 0;
}