870423706 has 24 divisors (see below), whose sum is σ = 1386413280. Its totient is φ = 409780296.

The previous prime is 870423689. The next prime is 870423721. The reversal of 870423706 is 607324078.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116965 + ... + 124183.

It is an arithmetic number, because the mean of its divisors is an integer number (57767220).

Almost surely, 2^870423706 is an apocalyptic number.

870423706 is a deficient number, since it is larger than the sum of its proper divisors (515989574).

870423706 is a wasteful number, since it uses less digits than its factorization.

870423706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7426 (or 7407 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 870423706 is about 29502.9440225887. The cubic root of 870423706 is about 954.7952215736.

The spelling of 870423706 in words is "eight hundred seventy million, four hundred twenty-three thousand, seven hundred six".