90516928 has 28 divisors (see below), whose sum is σ = 180118512. Its totient is φ = 45132800.

The previous prime is 90516919. The next prime is 90516929. The reversal of 90516928 is 82961509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90516929) 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, 23901 + ... + 27427.

It is an arithmetic number, because the mean of its divisors is an integer number (6432804).

Almost surely, 2^90516928 is an apocalyptic number.

It is an amenable number.

90516928 is a deficient number, since it is larger than the sum of its proper divisors (89601584).

90516928 is a wasteful number, since it uses less digits than its factorization.

90516928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940 (or 3930 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 90516928 is about 9514.0384695459. The cubic root of 90516928 is about 448.9968237367.

The spelling of 90516928 in words is "ninety million, five hundred sixteen thousand, nine hundred twenty-eight".