396818808 has 32 divisors (see below), whose sum is σ = 997198800. Its totient is φ = 131586048.

The previous prime is 396818783. The next prime is 396818813. The reversal of 396818808 is 808818693.

It is a happy number.

It is a congruent number.

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, 38203 + ... + 47466.

Almost surely, 2^396818808 is an apocalyptic number.

It is an amenable number.

396818808 is an abundant number, since it is smaller than the sum of its proper divisors (600379992).

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

396818808 is a wasteful number, since it uses less digits than its factorization.

396818808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85871 (or 85867 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 51.

The square root of 396818808 is about 19920.3114433485. The cubic root of 396818808 is about 734.8478300370.

The spelling of 396818808 in words is "three hundred ninety-six million, eight hundred eighteen thousand, eight hundred eight".