396307724 has 12 divisors (see below), whose sum is σ = 699676824. Its totient is φ = 196400064.

The previous prime is 396307699. The next prime is 396307741. The reversal of 396307724 is 427703693.

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, 437942 + ... + 438845.

It is an arithmetic number, because the mean of its divisors is an integer number (58306402).

Almost surely, 2^396307724 is an apocalyptic number.

It is an amenable number.

396307724 is a deficient number, since it is larger than the sum of its proper divisors (303369100).

396307724 is a wasteful number, since it uses less digits than its factorization.

396307724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876904 (or 876902 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 396307724 is about 19907.4790970630. The cubic root of 396307724 is about 734.5322113258.

The spelling of 396307724 in words is "three hundred ninety-six million, three hundred seven thousand, seven hundred twenty-four".