90876928 has 22 divisors (see below), whose sum is σ = 181667156. Its totient is φ = 45437952.

The previous prime is 90876913. The next prime is 90876959. The reversal of 90876928 is 82967809.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43350 + ... + 45397.

It is an arithmetic number, because the mean of its divisors is an integer number (8257598).

Almost surely, 2^90876928 is an apocalyptic number.

It is an amenable number.

90876928 is a deficient number, since it is larger than the sum of its proper divisors (90790228).

90876928 is an equidigital number, since it uses as much as digits as its factorization.

90876928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88767 (or 88749 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 90876928 is about 9532.9391060680. The cubic root of 90876928 is about 449.5912799143.

The spelling of 90876928 in words is "ninety million, eight hundred seventy-six thousand, nine hundred twenty-eight".