90613232 has 10 divisors (see below), whose sum is σ = 175563168. Its totient is φ = 45306608.

The previous prime is 90613219. The next prime is 90613249. The reversal of 90613232 is 23231609.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831648 + ... + 2831679.

Almost surely, 2^90613232 is an apocalyptic number.

It is an amenable number.

90613232 is a deficient number, since it is larger than the sum of its proper divisors (84949936).

90613232 is a wasteful number, since it uses less digits than its factorization.

90613232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663335 (or 5663329 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 90613232 is about 9519.0982766226. The cubic root of 90613232 is about 449.1560015657.

The spelling of 90613232 in words is "ninety million, six hundred thirteen thousand, two hundred thirty-two".