90316892 has 12 divisors (see below), whose sum is σ = 161417760. Its totient is φ = 44197536.

The previous prime is 90316879. The next prime is 90316921. The reversal of 90316892 is 29861309.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240017 + ... + 240392.

It is an arithmetic number, because the mean of its divisors is an integer number (13451480).

Almost surely, 2^90316892 is an apocalyptic number.

It is an amenable number.

90316892 is a deficient number, since it is larger than the sum of its proper divisors (71100868).

90316892 is a wasteful number, since it uses less digits than its factorization.

90316892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480460 (or 480458 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 90316892 is about 9503.5199794602. The cubic root of 90316892 is about 448.6658293987.

The spelling of 90316892 in words is "ninety million, three hundred sixteen thousand, eight hundred ninety-two".