438368056 has 32 divisors (see below), whose sum is σ = 940032000. Its totient is φ = 187737696.

The previous prime is 438368039. The next prime is 438368071. The reversal of 438368056 is 650863834.

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, 150825 + ... + 153703.

It is an arithmetic number, because the mean of its divisors is an integer number (29376000).

Almost surely, 2^438368056 is an apocalyptic number.

It is an amenable number.

438368056 is an abundant number, since it is smaller than the sum of its proper divisors (501663944).

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

438368056 is a wasteful number, since it uses less digits than its factorization.

438368056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611 (or 5607 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 438368056 is about 20937.2408879489. The cubic root of 438368056 is about 759.6489930366.

The spelling of 438368056 in words is "four hundred thirty-eight million, three hundred sixty-eight thousand, fifty-six".