90303264 has 36 divisors (see below), whose sum is σ = 256800726. Its totient is φ = 30100992.

The previous prime is 90303259. The next prime is 90303289. The reversal of 90303264 is 46230309.

It can be written as a sum of positive squares in only one way, i.e., 59166864 + 31136400 = 7692^2 + 5580^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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, 156489 + ... + 157064.

Almost surely, 2^90303264 is an apocalyptic number.

It is an amenable number.

90303264 is an abundant number, since it is smaller than the sum of its proper divisors (166497462).

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

90303264 is a wasteful number, since it uses less digits than its factorization.

90303264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313569 (or 313558 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 90303264 is about 9502.8029549181. The cubic root of 90303264 is about 448.6432617286.

The spelling of 90303264 in words is "ninety million, three hundred three thousand, two hundred sixty-four".