90996904 has 16 divisors (see below), whose sum is σ = 176123520. Its totient is φ = 44030640.

The previous prime is 90996889. The next prime is 90996931. The reversal of 90996904 is 40969909.

It is a happy 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, 183214 + ... + 183709.

It is an arithmetic number, because the mean of its divisors is an integer number (11007720).

Almost surely, 2^90996904 is an apocalyptic number.

It is an amenable number.

90996904 is a deficient number, since it is larger than the sum of its proper divisors (85126616).

90996904 is a wasteful number, since it uses less digits than its factorization.

90996904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366960 (or 366956 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 90996904 is about 9539.2297382965. The cubic root of 90996904 is about 449.7890435075.

The spelling of 90996904 in words is "ninety million, nine hundred ninety-six thousand, nine hundred four".