90056232 has 64 divisors (see below), whose sum is σ = 285897600. Its totient is φ = 25729920.

The previous prime is 90056207. The next prime is 90056237. The reversal of 90056232 is 23265009.

It is a super-2 number, since 2×90056232² = 16220249844075648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 90056196 and 90056205.

It is not an unprimeable number, because it can be changed into a prime (90056237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28269 + ... + 31292.

It is an arithmetic number, because the mean of its divisors is an integer number (4467150).

Almost surely, 2^90056232 is an apocalyptic number.

It is an amenable number.

90056232 is an abundant number, since it is smaller than the sum of its proper divisors (195841368).

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

90056232 is a wasteful number, since it uses less digits than its factorization.

90056232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59583 (or 59573 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 90056232 is about 9489.7962043450. The cubic root of 90056232 is about 448.2337879472.

The spelling of 90056232 in words is "ninety million, fifty-six thousand, two hundred thirty-two".