90594372 has 24 divisors (see below), whose sum is σ = 230604192. Its totient is φ = 27452800.

The previous prime is 90594349. The next prime is 90594373. The reversal of 90594372 is 27349509.

It is a self number, because there is not a number n which added to its sum of digits gives 90594372.

It is not an unprimeable number, because it can be changed into a prime (90594373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343029 + ... + 343292.

It is an arithmetic number, because the mean of its divisors is an integer number (9608508).

Almost surely, 2^90594372 is an apocalyptic number.

It is an amenable number.

90594372 is an abundant number, since it is smaller than the sum of its proper divisors (140009820).

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

90594372 is a wasteful number, since it uses less digits than its factorization.

90594372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686339 (or 686337 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 90594372 is about 9518.1075850192. The cubic root of 90594372 is about 449.1248373535.

It can be divided in two parts, 9059 and 4372, that added together give a palindrome (13431).

The spelling of 90594372 in words is "ninety million, five hundred ninety-four thousand, three hundred seventy-two".