189416156 has 12 divisors (see below), whose sum is σ = 331679040. Its totient is φ = 94650720.

The previous prime is 189416131. The next prime is 189416173. The reversal of 189416156 is 651614981.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6425 + ... + 20496.

It is an arithmetic number, because the mean of its divisors is an integer number (27639920).

Almost surely, 2^189416156 is an apocalyptic number.

It is an amenable number.

189416156 is a deficient number, since it is larger than the sum of its proper divisors (142262884).

189416156 is a wasteful number, since it uses less digits than its factorization.

189416156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28684 (or 28682 counting only the distinct ones).

The product of its digits is 51840, while the sum is 41.

The square root of 189416156 is about 13762.8542097924. The cubic root of 189416156 is about 574.3002512406.

The spelling of 189416156 in words is "one hundred eighty-nine million, four hundred sixteen thousand, one hundred fifty-six".