396999008 has 24 divisors (see below), whose sum is σ = 893248272. Its totient is φ = 170142336.

The previous prime is 396998999. The next prime is 396999013. The reversal of 396999008 is 800999693.

It is a congruent number.

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, 885935 + ... + 886382.

It is an arithmetic number, because the mean of its divisors is an integer number (37218678).

Almost surely, 2^396999008 is an apocalyptic number.

It is an amenable number.

396999008 is an abundant number, since it is smaller than the sum of its proper divisors (496249264).

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

396999008 is a wasteful number, since it uses less digits than its factorization.

396999008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772334 (or 1772326 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 53.

The square root of 396999008 is about 19924.8339516293. The cubic root of 396999008 is about 734.9590474969.

The spelling of 396999008 in words is "three hundred ninety-six million, nine hundred ninety-nine thousand, eight".