870424478 has 16 divisors (see below), whose sum is σ = 1627807104. Its totient is φ = 339126360.

The previous prime is 870424441. The next prime is 870424481. The reversal of 870424478 is 874424078.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825900 + ... + 2826207.

It is an arithmetic number, because the mean of its divisors is an integer number (101737944).

Almost surely, 2^870424478 is an apocalyptic number.

870424478 is a deficient number, since it is larger than the sum of its proper divisors (757382626).

870424478 is a wasteful number, since it uses less digits than its factorization.

870424478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5652127.

The product of its (nonzero) digits is 401408, while the sum is 44.

The square root of 870424478 is about 29502.9571060258. The cubic root of 870424478 is about 954.7955038506.

The spelling of 870424478 in words is "eight hundred seventy million, four hundred twenty-four thousand, four hundred seventy-eight".