856282928 has 20 divisors (see below), whose sum is σ = 1756639800. Its totient is φ = 402956544.

The previous prime is 856282927. The next prime is 856282957. The reversal of 856282928 is 829282658.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (856282927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1573778 + ... + 1574321.

It is an arithmetic number, because the mean of its divisors is an integer number (87831990).

Almost surely, 2^856282928 is an apocalyptic number.

It is an amenable number.

856282928 is an abundant number, since it is smaller than the sum of its proper divisors (900356872).

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

856282928 is a wasteful number, since it uses less digits than its factorization.

856282928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148124 (or 3148118 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 50.

The square root of 856282928 is about 29262.3124171689. The cubic root of 856282928 is about 949.5964779317.

The spelling of 856282928 in words is "eight hundred fifty-six million, two hundred eighty-two thousand, nine hundred twenty-eight".