90126522 has 24 divisors (see below), whose sum is σ = 195459264. Its totient is φ = 30013704.

The previous prime is 90126521. The next prime is 90126527. The reversal of 90126522 is 22562109.

90126522 is a `hidden beast` number, since 9 + 0 + 1 + 2 + 652 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (90126521) 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, 26913 + ... + 30075.

It is an arithmetic number, because the mean of its divisors is an integer number (8144136).

Almost surely, 2^90126522 is an apocalyptic number.

90126522 is an abundant number, since it is smaller than the sum of its proper divisors (105332742).

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

90126522 is a wasteful number, since it uses less digits than its factorization.

90126522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754 (or 4751 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 90126522 is about 9493.4989334807. The cubic root of 90126522 is about 448.3503749536.

The spelling of 90126522 in words is "ninety million, one hundred twenty-six thousand, five hundred twenty-two".