189175112 has 16 divisors (see below), whose sum is σ = 405375360. Its totient is φ = 81075024.

The previous prime is 189175093. The next prime is 189175159. The reversal of 189175112 is 211571981.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1689008 + ... + 1689119.

It is an arithmetic number, because the mean of its divisors is an integer number (25335960).

Almost surely, 2^189175112 is an apocalyptic number.

It is an amenable number.

189175112 is an abundant number, since it is smaller than the sum of its proper divisors (216200248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189175112 is a wasteful number, since it uses less digits than its factorization.

189175112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378140 (or 3378136 counting only the distinct ones).

The product of its digits is 5040, while the sum is 35.

The square root of 189175112 is about 13754.0943722224. The cubic root of 189175112 is about 574.0565367388.

The spelling of 189175112 in words is "one hundred eighty-nine million, one hundred seventy-five thousand, one hundred twelve".