856931496 has 16 divisors (see below), whose sum is σ = 2142328800. Its totient is φ = 285643824.

The previous prime is 856931489. The next prime is 856931501. The reversal of 856931496 is 694139658.

856931496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 17852716 + ... + 17852763.

It is an arithmetic number, because the mean of its divisors is an integer number (133895550).

Almost surely, 2^856931496 is an apocalyptic number.

It is an amenable number.

856931496 is an abundant number, since it is smaller than the sum of its proper divisors (1285397304).

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

856931496 is a wasteful number, since it uses less digits than its factorization.

856931496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35705488 (or 35705484 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 856931496 is about 29273.3922871949. The cubic root of 856931496 is about 949.8361660225.

The spelling of 856931496 in words is "eight hundred fifty-six million, nine hundred thirty-one thousand, four hundred ninety-six".