156285404 has 12 divisors (see below), whose sum is σ = 298363128. Its totient is φ = 71038800.

The previous prime is 156285397. The next prime is 156285421. The reversal of 156285404 is 404582651.

156285404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1775927 + ... + 1776014.

It is an arithmetic number, because the mean of its divisors is an integer number (24863594).

Almost surely, 2^156285404 is an apocalyptic number.

It is an amenable number.

156285404 is a deficient number, since it is larger than the sum of its proper divisors (142077724).

156285404 is a wasteful number, since it uses less digits than its factorization.

156285404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551956 (or 3551954 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 156285404 is about 12501.4160797887. The cubic root of 156285404 is about 538.6493497589.

The spelling of 156285404 in words is "one hundred fifty-six million, two hundred eighty-five thousand, four hundred four".