404416516 has 12 divisors (see below), whose sum is σ = 808833088. Its totient is φ = 173321352.

The previous prime is 404416499. The next prime is 404416531. The reversal of 404416516 is 615614404.

404416516 is an admirable 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, 7221696 + ... + 7221751.

Almost surely, 2^404416516 is an apocalyptic number.

It is an amenable number.

404416516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404416516 is a wasteful number, since it uses less digits than its factorization.

404416516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14443458 (or 14443456 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 404416516 is about 20110.1097958216. The cubic root of 404416516 is about 739.5081440538.

The spelling of 404416516 in words is "four hundred four million, four hundred sixteen thousand, five hundred sixteen".