90022552 has 32 divisors (see below), whose sum is σ = 180442080. Its totient is φ = 42000640.

The previous prime is 90022523. The next prime is 90022573. The reversal of 90022552 is 25522009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578 + ... + 13510.

It is an arithmetic number, because the mean of its divisors is an integer number (5638815).

Almost surely, 2^90022552 is an apocalyptic number.

90022552 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

90022552 is an abundant number, since it is smaller than the sum of its proper divisors (90419528).

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

90022552 is a wasteful number, since it uses less digits than its factorization.

90022552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12003 (or 11999 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 90022552 is about 9488.0215008188. The cubic root of 90022552 is about 448.1779028778.

The spelling of 90022552 in words is "ninety million, twenty-two thousand, five hundred fifty-two".