N=int(input())

if N<=7:
    print("NO")
    exit()
cnt=0
for i in range(2,int(N**0.5)+2):
    while N%i==0:
        cnt+=1
        N//=i
        if cnt==3:
            print("YES")
            exit()
if N>1:
    if cnt>=2:
        print("YES")
        exit()
print("NO")