856355925 has 12 divisors (see below), whose sum is σ = 1415841920. Its totient is φ = 456723120.

The previous prime is 856355917. The next prime is 856355939. The reversal of 856355925 is 529553658.

856355925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 856355925 - 2³ = 856355917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5708965 + ... + 5709114.

Almost surely, 2^856355925 is an apocalyptic number.

It is an amenable number.

856355925 is a deficient number, since it is larger than the sum of its proper divisors (559485995).

856355925 is a wasteful number, since it uses less digits than its factorization.

856355925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11418092 (or 11418087 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 48.

The square root of 856355925 is about 29263.5596775239. The cubic root of 856355925 is about 949.6234611176.

The spelling of 856355925 in words is "eight hundred fifty-six million, three hundred fifty-five thousand, nine hundred twenty-five".