#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
  ll n;
  cin >> n;
  ll num = n;
  vector<pair<ll, int>>  P;
  for(ll i = 2; i*i <=n ;i++){
     int x = 0;
     while(num%i ==0){
           num  /=  i;
           x++;
    }
    if(x >=1) P.emplace_back(i, x);
  }
   if( num !=1) P.emplace_back(num, 1);
  int cnt = 1;
  for(auto x : P) cnt *= x.second+1;
  if(n==1||cnt==2||cnt==3||(cnt==4&&P.size()==2)) cout << "NO" << endl;
  else cout << "YES" << endl;
  return 0;
}