856725376 has 32 divisors (see below), whose sum is σ = 1838050200. Its totient is φ = 395410944.

The previous prime is 856725361. The next prime is 856725377. The reversal of 856725376 is 673527658.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856725377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255766 + ... + 259093.

Almost surely, 2^856725376 is an apocalyptic number.

It is an amenable number.

856725376 is an abundant number, since it is smaller than the sum of its proper divisors (981324824).

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

856725376 is a wasteful number, since it uses less digits than its factorization.

856725376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514886 (or 514874 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 49.

The square root of 856725376 is about 29269.8714722152. The cubic root of 856725376 is about 949.7600043804.

It can be divided in two parts, 8567253 and 76, that added together give a square (8567329 = 2927²).

The spelling of 856725376 in words is "eight hundred fifty-six million, seven hundred twenty-five thousand, three hundred seventy-six".