856241328 has 40 divisors (see below), whose sum is σ = 2283314176. Its totient is φ = 276206400.

The previous prime is 856241317. The next prime is 856241333. The reversal of 856241328 is 823142658.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286228 + ... + 289203.

Almost surely, 2^856241328 is an apocalyptic number.

It is an amenable number.

856241328 is an abundant number, since it is smaller than the sum of its proper divisors (1427072848).

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

856241328 is a wasteful number, since it uses less digits than its factorization.

856241328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575473 (or 575467 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 856241328 is about 29261.6015966317. The cubic root of 856241328 is about 949.5810998941.

The spelling of 856241328 in words is "eight hundred fifty-six million, two hundred forty-one thousand, three hundred twenty-eight".