876631473 has 12 divisors (see below), whose sum is σ = 1266586308. Its totient is φ = 584263680.

The previous prime is 876631447. The next prime is 876631487. The reversal of 876631473 is 374136678.

876631473 is a `hidden beast` number, since 8 + 7 + 6 + 631 + 4 + 7 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 333135504 + 543495969 = 18252^2 + 23313^2 .

It is not a de Polignac number, because 876631473 - 2⁹ = 876630961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (876631493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29461 + ... + 51197.

It is an arithmetic number, because the mean of its divisors is an integer number (105548859).

Almost surely, 2^876631473 is an apocalyptic number.

It is an amenable number.

876631473 is a deficient number, since it is larger than the sum of its proper divisors (389954835).

876631473 is a wasteful number, since it uses less digits than its factorization.

876631473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26224 (or 26221 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 876631473 is about 29607.9629998418. The cubic root of 876631473 is about 957.0596786059.

The spelling of 876631473 in words is "eight hundred seventy-six million, six hundred thirty-one thousand, four hundred seventy-three".