189463016 has 32 divisors (see below), whose sum is σ = 364055040. Its totient is φ = 92395968.

The previous prime is 189463007. The next prime is 189463033. The reversal of 189463016 is 610364981.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137306 + ... + 138678.

It is an arithmetic number, because the mean of its divisors is an integer number (11376720).

Almost surely, 2^189463016 is an apocalyptic number.

It is an amenable number.

189463016 is a deficient number, since it is larger than the sum of its proper divisors (174592024).

189463016 is a wasteful number, since it uses less digits than its factorization.

189463016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793 (or 1789 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 189463016 is about 13764.5565130156. The cubic root of 189463016 is about 574.3476063895.

The spelling of 189463016 in words is "one hundred eighty-nine million, four hundred sixty-three thousand, sixteen".