90452904 has 32 divisors (see below), whose sum is σ = 226544640. Its totient is φ = 30096000.

The previous prime is 90452899. The next prime is 90452941. The reversal of 90452904 is 40925409.

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, 11289 + ... + 17559.

It is an arithmetic number, because the mean of its divisors is an integer number (7079520).

Almost surely, 2^90452904 is an apocalyptic number.

It is an amenable number.

90452904 is an abundant number, since it is smaller than the sum of its proper divisors (136091736).

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

90452904 is a wasteful number, since it uses less digits than its factorization.

90452904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6881 (or 6877 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 90452904 is about 9510.6731622951. The cubic root of 90452904 is about 448.8909380069.

The spelling of 90452904 in words is "ninety million, four hundred fifty-two thousand, nine hundred four".