856025364 has 24 divisors (see below), whose sum is σ = 2066268960. Its totient is φ = 275502304.

The previous prime is 856025363. The next prime is 856025369. The reversal of 856025364 is 463520658.

It is a super-3 number, since 3×856025364³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856025363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229574 + ... + 1230269.

It is an arithmetic number, because the mean of its divisors is an integer number (86094540).

Almost surely, 2^856025364 is an apocalyptic number.

It is an amenable number.

856025364 is an abundant number, since it is smaller than the sum of its proper divisors (1210243596).

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

856025364 is a wasteful number, since it uses less digits than its factorization.

856025364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459879 (or 2459877 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 856025364 is about 29257.9111352810. The cubic root of 856025364 is about 949.5012576931.

The spelling of 856025364 in words is "eight hundred fifty-six million, twenty-five thousand, three hundred sixty-four".