90552568 has 16 divisors (see below), whose sum is σ = 170104680. Its totient is φ = 45191328.

The previous prime is 90552563. The next prime is 90552589. The reversal of 90552568 is 86525509.

It is a self number, because there is not a number n which added to its sum of digits gives 90552568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90552563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5971 + ... + 14722.

Almost surely, 2^90552568 is an apocalyptic number.

It is an amenable number.

90552568 is a deficient number, since it is larger than the sum of its proper divisors (79552112).

90552568 is a wasteful number, since it uses less digits than its factorization.

90552568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21246 (or 21242 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 40.

The square root of 90552568 is about 9515.9113068586. The cubic root of 90552568 is about 449.0557451170.

The spelling of 90552568 in words is "ninety million, five hundred fifty-two thousand, five hundred sixty-eight".