404964016 has 20 divisors (see below), whose sum is σ = 785118400. Its totient is φ = 202352832.

The previous prime is 404963969. The next prime is 404964029. The reversal of 404964016 is 610469404.

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, 20950 + ... + 35338.

It is an arithmetic number, because the mean of its divisors is an integer number (39255920).

Almost surely, 2^404964016 is an apocalyptic number.

It is an amenable number.

404964016 is a deficient number, since it is larger than the sum of its proper divisors (380154384).

404964016 is a wasteful number, since it uses less digits than its factorization.

404964016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16156 (or 16150 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 404964016 is about 20123.7177479709. The cubic root of 404964016 is about 739.8417095081.

The spelling of 404964016 in words is "four hundred four million, nine hundred sixty-four thousand, sixteen".