#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000001

int dp[205];
int visited[205];

int get(int n){
	if(n==0)return 1;
	if(visited[n])return dp[n];
	visited[n] = 1;
	int ans = 0;
	int cur = 1;
	while(true){
		if(n-cur<0)break;
		if(get(n-cur)==0){
			ans = 1;
			break;
		}
		cur *= 3;
	}
	dp[n] = ans;
	return ans;
}
	

int main(){
	/*
	for(int i=0;i<=50;i++){
		cout<<i<<':'<<get(i)<<endl;
	}
	*/
	int n;
	cin>>n;
	
	if(n%2==1)cout<<"NO"<<endl;
	else cout<<"YES"<<endl;
	
	
    return 0;
}