396530928 has 60 divisors (see below), whose sum is σ = 1111119360. Its totient is φ = 132012288.

The previous prime is 396530903. The next prime is 396530929. The reversal of 396530928 is 829035693.

396530928 is a `hidden beast` number, since 3 + 96 + 530 + 9 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396530929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183100 + ... + 185252.

It is an arithmetic number, because the mean of its divisors is an integer number (18518656).

Almost surely, 2^396530928 is an apocalyptic number.

It is an amenable number.

396530928 is an abundant number, since it is smaller than the sum of its proper divisors (714588432).

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

396530928 is a wasteful number, since it uses less digits than its factorization.

396530928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446 (or 3437 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 396530928 is about 19913.0843417086. The cubic root of 396530928 is about 734.6700837820.

The spelling of 396530928 in words is "three hundred ninety-six million, five hundred thirty thousand, nine hundred twenty-eight".