86560256 has 20 divisors (see below), whose sum is σ = 172952472. Its totient is φ = 43279872.

The previous prime is 86560249. The next prime is 86560267. The reversal of 86560256 is 65206568.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84020 + ... + 85043.

Almost surely, 2^86560256 is an apocalyptic number.

It is an amenable number.

86560256 is a deficient number, since it is larger than the sum of its proper divisors (86392216).

86560256 is an equidigital number, since it uses as much as digits as its factorization.

86560256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169081 (or 169065 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 86560256 is about 9303.7764375548. The cubic root of 86560256 is about 442.3569388680.

The spelling of 86560256 in words is "eighty-six million, five hundred sixty thousand, two hundred fifty-six".