89388504 has 24 divisors (see below), whose sum is σ = 242094060. Its totient is φ = 29796144.

The previous prime is 89388473. The next prime is 89388571. The reversal of 89388504 is 40588398.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 89388504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 620682 + ... + 620825.

Almost surely, 2^89388504 is an apocalyptic number.

It is an amenable number.

89388504 is an abundant number, since it is smaller than the sum of its proper divisors (152705556).

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

89388504 is a wasteful number, since it uses less digits than its factorization.

89388504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241519 (or 1241512 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 89388504 is about 9454.5493811181. The cubic root of 89388504 is about 447.1232187371.

The spelling of 89388504 in words is "eighty-nine million, three hundred eighty-eight thousand, five hundred four".