90022392 has 48 divisors (see below), whose sum is σ = 249489240. Its totient is φ = 29308608.

The previous prime is 90022379. The next prime is 90022393. The reversal of 90022392 is 29322009.

It is a super-2 number, since 2×90022392² = 16208062122803328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90022393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11443 + ... + 17634.

Almost surely, 2^90022392 is an apocalyptic number.

It is an amenable number.

90022392 is an abundant number, since it is smaller than the sum of its proper divisors (159466848).

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

90022392 is a wasteful number, since it uses less digits than its factorization.

90022392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29132 (or 29125 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 90022392 is about 9488.0130691310. The cubic root of 90022392 is about 448.1776373572.

The spelling of 90022392 in words is "ninety million, twenty-two thousand, three hundred ninety-two".