404518052 has 12 divisors (see below), whose sum is σ = 708422400. Its totient is φ = 202111656.

The previous prime is 404518031. The next prime is 404518063. The reversal of 404518052 is 250815404.

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, 30548 + ... + 41739.

It is an arithmetic number, because the mean of its divisors is an integer number (59035200).

Almost surely, 2^404518052 is an apocalyptic number.

It is an amenable number.

404518052 is a deficient number, since it is larger than the sum of its proper divisors (303904348).

404518052 is a wasteful number, since it uses less digits than its factorization.

404518052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73690 (or 73688 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 404518052 is about 20112.6341387696. The cubic root of 404518052 is about 739.5700277907.

The spelling of 404518052 in words is "four hundred four million, five hundred eighteen thousand, fifty-two".