396507332 has 24 divisors (see below), whose sum is σ = 754258176. Its totient is φ = 181290528.

The previous prime is 396507313. The next prime is 396507379. The reversal of 396507332 is 233705693.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30068 + ... + 41195.

It is an arithmetic number, because the mean of its divisors is an integer number (31427424).

Almost surely, 2^396507332 is an apocalyptic number.

It is an amenable number.

396507332 is a deficient number, since it is larger than the sum of its proper divisors (357750844).

396507332 is a wasteful number, since it uses less digits than its factorization.

396507332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71387 (or 71385 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 38.

The square root of 396507332 is about 19912.4918581277. The cubic root of 396507332 is about 734.6555110480.

The spelling of 396507332 in words is "three hundred ninety-six million, five hundred seven thousand, three hundred thirty-two".