#include<bits/stdc++.h> using namespace std; int main(){ int a; cin >> a; if(a == 1){ cout << "NO"; }else if(a == 3){ cout << "NO"; }else if(a == 5){ cout << "NO"; }else if(a == 2){ cout < "YES"; }else if(a == 4){ cout < "YES"; }else if(a == 6){ cout < "YES"; }else if(a == 7){ cout < "YES"; } return 0; }