396885338 has 16 divisors (see below), whose sum is σ = 627549120. Its totient is φ = 187731936.

The previous prime is 396885317. The next prime is 396885341. The reversal of 396885338 is 833588693.

It is a self number, because there is not a number n which added to its sum of digits gives 396885338.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21206 + ... + 35262.

It is an arithmetic number, because the mean of its divisors is an integer number (39221820).

Almost surely, 2^396885338 is an apocalyptic number.

396885338 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

396885338 is a deficient number, since it is larger than the sum of its proper divisors (230663782).

396885338 is a wasteful number, since it uses less digits than its factorization.

396885338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14821.

The product of its digits is 3732480, while the sum is 53.

The square root of 396885338 is about 19921.9812769714. The cubic root of 396885338 is about 734.8888955419. Note that the first 4 decimals are identical.

The spelling of 396885338 in words is "three hundred ninety-six million, eight hundred eighty-five thousand, three hundred thirty-eight".