90979796 has 12 divisors (see below), whose sum is σ = 159577152. Its totient is φ = 45386328.

The previous prime is 90979783. The next prime is 90979807. The reversal of 90979796 is 69797909.

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, 23900 + ... + 27443.

It is an arithmetic number, because the mean of its divisors is an integer number (13298096).

Almost surely, 2^90979796 is an apocalyptic number.

It is an amenable number.

90979796 is a deficient number, since it is larger than the sum of its proper divisors (68597356).

90979796 is a wasteful number, since it uses less digits than its factorization.

90979796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51790 (or 51788 counting only the distinct ones).

The product of its (nonzero) digits is 1928934, while the sum is 56.

The square root of 90979796 is about 9538.3329780418. The cubic root of 90979796 is about 449.7608540018.

The spelling of 90979796 in words is "ninety million, nine hundred seventy-nine thousand, seven hundred ninety-six".