396813584 has 20 divisors (see below), whose sum is σ = 769184400. Its totient is φ = 198314400.

The previous prime is 396813569. The next prime is 396813623. The reversal of 396813584 is 485318693.

It is a super-2 number, since 2×396813584² = 314922040893850112, which contains 22 as substring.

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, 41267 + ... + 49965.

It is an arithmetic number, because the mean of its divisors is an integer number (38459220).

Almost surely, 2^396813584 is an apocalyptic number.

It is an amenable number.

396813584 is a deficient number, since it is larger than the sum of its proper divisors (372370816).

396813584 is a wasteful number, since it uses less digits than its factorization.

396813584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11558 (or 11552 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 396813584 is about 19920.1803204690. The cubic root of 396813584 is about 734.8446053395.

The spelling of 396813584 in words is "three hundred ninety-six million, eight hundred thirteen thousand, five hundred eighty-four".