189331088 has 10 divisors (see below), whose sum is σ = 366829014. Its totient is φ = 94665536.

The previous prime is 189331081. The next prime is 189331097. The reversal of 189331088 is 880133981.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 168792064 + 20539024 = 12992^2 + 4532^2 .

It is not an unprimeable number, because it can be changed into a prime (189331081) by changing a digit.

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 as a sum of consecutive naturals, namely, 5916581 + ... + 5916612.

Almost surely, 2^189331088 is an apocalyptic number.

It is an amenable number.

189331088 is a deficient number, since it is larger than the sum of its proper divisors (177497926).

189331088 is a wasteful number, since it uses less digits than its factorization.

189331088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11833201 (or 11833195 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 189331088 is about 13759.7633700584. The cubic root of 189331088 is about 574.2142644021.

The spelling of 189331088 in words is "one hundred eighty-nine million, three hundred thirty-one thousand, eighty-eight".