91796656 has 40 divisors (see below), whose sum is σ = 203836160. Its totient is φ = 39230784.

The previous prime is 91796599. The next prime is 91796671. The reversal of 91796656 is 65669719.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48235 + ... + 50101.

It is an arithmetic number, because the mean of its divisors is an integer number (5095904).

Almost surely, 2^91796656 is an apocalyptic number.

It is an amenable number.

91796656 is an abundant number, since it is smaller than the sum of its proper divisors (112039504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91796656 is a wasteful number, since it uses less digits than its factorization.

91796656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2315 counting only the distinct ones).

The product of its digits is 612360, while the sum is 49.

The square root of 91796656 is about 9581.0571441778. The cubic root of 91796656 is about 451.1029012844.

The spelling of 91796656 in words is "ninety-one million, seven hundred ninety-six thousand, six hundred fifty-six".