90279916 has 12 divisors (see below), whose sum is σ = 158285680. Its totient is φ = 45055440.

The previous prime is 90279913. The next prime is 90279923. The reversal of 90279916 is 61997209.

It is not an unprimeable number, because it can be changed into a prime (90279913) 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, 18696 + ... + 23023.

Almost surely, 2^90279916 is an apocalyptic number.

It is an amenable number.

90279916 is a deficient number, since it is larger than the sum of its proper divisors (68005764).

90279916 is a wasteful number, since it uses less digits than its factorization.

90279916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42264 (or 42262 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 90279916 is about 9501.5743958567. The cubic root of 90279916 is about 448.6045926731.

The spelling of 90279916 in words is "ninety million, two hundred seventy-nine thousand, nine hundred sixteen".