870749344 has 12 divisors (see below), whose sum is σ = 1714287834. Its totient is φ = 435374656.

The previous prime is 870749323. The next prime is 870749357. The reversal of 870749344 is 443947078.

It can be written as a sum of positive squares in only one way, i.e., 666259344 + 204490000 = 25812^2 + 14300^2 .

It is a junction number, because it is equal to n+sod(n) for n = 870749294 and 870749303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13605427 + ... + 13605490.

Almost surely, 2^870749344 is an apocalyptic number.

It is an amenable number.

870749344 is a deficient number, since it is larger than the sum of its proper divisors (843538490).

870749344 is a wasteful number, since it uses less digits than its factorization.

870749344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27210927 (or 27210919 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 870749344 is about 29508.4622439056. The cubic root of 870749344 is about 954.9142742600.

The spelling of 870749344 in words is "eight hundred seventy million, seven hundred forty-nine thousand, three hundred forty-four".