189523375 has 8 divisors (see below), whose sum is σ = 236525328. Its totient is φ = 151618600.

The previous prime is 189523357. The next prime is 189523387. The reversal of 189523375 is 573325981.

It is not a de Polignac number, because 189523375 - 2⁹ = 189522863 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 757969 + ... + 758218.

It is an arithmetic number, because the mean of its divisors is an integer number (29565666).

Almost surely, 2^189523375 is an apocalyptic number.

189523375 is a deficient number, since it is larger than the sum of its proper divisors (47001953).

189523375 is an equidigital number, since it uses as much as digits as its factorization.

189523375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516202 (or 1516192 counting only the distinct ones).

The product of its digits is 226800, while the sum is 43.

The square root of 189523375 is about 13766.7488899885. The cubic root of 189523375 is about 574.4085916716.

The spelling of 189523375 in words is "one hundred eighty-nine million, five hundred twenty-three thousand, three hundred seventy-five".