396045056 has 72 divisors (see below), whose sum is σ = 913251024. Its totient is φ = 169410560.

The previous prime is 396045049. The next prime is 396045061. The reversal of 396045056 is 650540693.

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, 43736 + ... + 52008.

It is an arithmetic number, because the mean of its divisors is an integer number (12684042).

Almost surely, 2^396045056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396045056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456625512).

396045056 is an abundant number, since it is smaller than the sum of its proper divisors (517205968).

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

396045056 is a wasteful number, since it uses less digits than its factorization.

396045056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8317 (or 8303 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 396045056 is about 19900.8807845281. The cubic root of 396045056 is about 734.3698957509.

The spelling of 396045056 in words is "three hundred ninety-six million, forty-five thousand, fifty-six".