396871328 has 24 divisors (see below), whose sum is σ = 892960992. Its totient is φ = 170087616.

The previous prime is 396871313. The next prime is 396871333. The reversal of 396871328 is 823178693.

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, 885650 + ... + 886097.

It is an arithmetic number, because the mean of its divisors is an integer number (37206708).

Almost surely, 2^396871328 is an apocalyptic number.

It is an amenable number.

396871328 is an abundant number, since it is smaller than the sum of its proper divisors (496089664).

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

396871328 is a wasteful number, since it uses less digits than its factorization.

396871328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771764 (or 1771756 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 396871328 is about 19921.6296522147. The cubic root of 396871328 is about 734.8802482799.

The spelling of 396871328 in words is "three hundred ninety-six million, eight hundred seventy-one thousand, three hundred twenty-eight".