89984538 has 24 divisors (see below), whose sum is σ = 222819168. Its totient is φ = 25709832.

The previous prime is 89984497. The next prime is 89984549. The reversal of 89984538 is 83548998.

It is a happy number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 356956 + ... + 357207.

It is an arithmetic number, because the mean of its divisors is an integer number (9284132).

Almost surely, 2^89984538 is an apocalyptic number.

89984538 is an abundant number, since it is smaller than the sum of its proper divisors (132834630).

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

89984538 is a wasteful number, since it uses less digits than its factorization.

89984538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714178 (or 714175 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 89984538 is about 9486.0180265483. The cubic root of 89984538 is about 448.1148096747.

The spelling of 89984538 in words is "eighty-nine million, nine hundred eighty-four thousand, five hundred thirty-eight".