404623316 has 24 divisors (see below), whose sum is σ = 746047680. Its totient is φ = 191486592.

The previous prime is 404623229. The next prime is 404623319. The reversal of 404623316 is 613326404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404623319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120476 + ... + 123788.

It is an arithmetic number, because the mean of its divisors is an integer number (31085320).

Almost surely, 2^404623316 is an apocalyptic number.

It is an amenable number.

404623316 is a deficient number, since it is larger than the sum of its proper divisors (341424364).

404623316 is a wasteful number, since it uses less digits than its factorization.

404623316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4943 (or 4941 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 404623316 is about 20115.2508311480. The cubic root of 404623316 is about 739.6341727217.

The spelling of 404623316 in words is "four hundred four million, six hundred twenty-three thousand, three hundred sixteen".