404863315 has 16 divisors (see below), whose sum is σ = 498869280. Its totient is φ = 315239680.

The previous prime is 404863289. The next prime is 404863321. The reversal of 404863315 is 513368404.

It is a happy number.

It is not a de Polignac number, because 404863315 - 2⁷ = 404863187 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93621 + ... + 97849.

It is an arithmetic number, because the mean of its divisors is an integer number (31179330).

Almost surely, 2^404863315 is an apocalyptic number.

404863315 is a deficient number, since it is larger than the sum of its proper divisors (94005965).

404863315 is a wasteful number, since it uses less digits than its factorization.

404863315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4742.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 404863315 is about 20121.2155447925. The cubic root of 404863315 is about 739.7803797987.

The spelling of 404863315 in words is "four hundred four million, eight hundred sixty-three thousand, three hundred fifteen".