90285268 has 24 divisors (see below), whose sum is σ = 164702720. Its totient is φ = 43256160.

The previous prime is 90285241. The next prime is 90285289. The reversal of 90285268 is 86258209.

It is a self number, because there is not a number n which added to its sum of digits gives 90285268.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9238 + ... + 16306.

Almost surely, 2^90285268 is an apocalyptic number.

It is an amenable number.

90285268 is a deficient number, since it is larger than the sum of its proper divisors (74417452).

90285268 is a wasteful number, since it uses less digits than its factorization.

90285268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7207 (or 7205 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 90285268 is about 9501.8560292187. The cubic root of 90285268 is about 448.6134572669.

The spelling of 90285268 in words is "ninety million, two hundred eighty-five thousand, two hundred sixty-eight".