876921056 has 48 divisors (see below), whose sum is σ = 1944165888. Its totient is φ = 385737600.

The previous prime is 876921007. The next prime is 876921077. The reversal of 876921056 is 650129678.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 876920998 and 876921016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29270 + ... + 51093.

It is an arithmetic number, because the mean of its divisors is an integer number (40503456).

Almost surely, 2^876921056 is an apocalyptic number.

It is an amenable number.

876921056 is an abundant number, since it is smaller than the sum of its proper divisors (1067244832).

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

876921056 is a wasteful number, since it uses less digits than its factorization.

876921056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80415 (or 80407 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 876921056 is about 29612.8528851916. The cubic root of 876921056 is about 957.1650507833.

The spelling of 876921056 in words is "eight hundred seventy-six million, nine hundred twenty-one thousand, fifty-six".