396800056 has 16 divisors (see below), whose sum is σ = 744332040. Its totient is φ = 198311520.

The previous prime is 396800051. The next prime is 396800057. The reversal of 396800056 is 650008693.

It is a junction number, because it is equal to n+sod(n) for n = 396799988 and 396800024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396800051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10450 + ... + 30046.

Almost surely, 2^396800056 is an apocalyptic number.

It is an amenable number.

396800056 is a deficient number, since it is larger than the sum of its proper divisors (347531984).

396800056 is a wasteful number, since it uses less digits than its factorization.

396800056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22134 (or 22130 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 396800056 is about 19919.8407624157. The cubic root of 396800056 is about 734.8362545746.

The spelling of 396800056 in words is "three hundred ninety-six million, eight hundred thousand, fifty-six".