189088528 has 20 divisors (see below), whose sum is σ = 368388748. Its totient is φ = 94020480.

The previous prime is 189088489. The next prime is 189088573. The reversal of 189088528 is 825880981.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38093584 + 150994944 = 6172^2 + 12288^2 .

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, 29751 + ... + 35542.

Almost surely, 2^189088528 is an apocalyptic number.

It is an amenable number.

189088528 is a deficient number, since it is larger than the sum of its proper divisors (179300220).

189088528 is a wasteful number, since it uses less digits than its factorization.

189088528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65482 (or 65476 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 49.

The square root of 189088528 is about 13750.9464401546. The cubic root of 189088528 is about 573.9689429469.

The spelling of 189088528 in words is "one hundred eighty-nine million, eighty-eight thousand, five hundred twenty-eight".