856324308 has 24 divisors (see below), whose sum is σ = 2283531712. Its totient is φ = 244664064.

The previous prime is 856324303. The next prime is 856324309. The reversal of 856324308 is 803423658.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856324303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5097085 + ... + 5097252.

Almost surely, 2^856324308 is an apocalyptic number.

It is an amenable number.

856324308 is an abundant number, since it is smaller than the sum of its proper divisors (1427207404).

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

856324308 is a wasteful number, since it uses less digits than its factorization.

856324308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10194351 (or 10194349 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 856324308 is about 29263.0194614295. The cubic root of 856324308 is about 949.6117741490.

The spelling of 856324308 in words is "eight hundred fifty-six million, three hundred twenty-four thousand, three hundred eight".