440464056 has 32 divisors (see below), whose sum is σ = 1110911760. Its totient is φ = 145521152.

The previous prime is 440464019. The next prime is 440464069. The reversal of 440464056 is 650464044.

It is a super-2 number, since 2×440464056² = 388017169255942272, which contains 22 as substring.

It is a congruent number.

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, 78495 + ... + 83918.

Almost surely, 2^440464056 is an apocalyptic number.

It is an amenable number.

440464056 is an abundant number, since it is smaller than the sum of its proper divisors (670447704).

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

440464056 is a wasteful number, since it uses less digits than its factorization.

440464056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162535 (or 162531 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 440464056 is about 20987.2355492571. The cubic root of 440464056 is about 760.8577895534.

The spelling of 440464056 in words is "four hundred forty million, four hundred sixty-four thousand, fifty-six".