444464056 has 16 divisors (see below), whose sum is σ = 847032840. Its totient is φ = 218588640.

The previous prime is 444464021. The next prime is 444464057. The reversal of 444464056 is 650464444.

It is a super-2 number, since 2×444464056² = 395096594151942272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444464057) 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, 454906 + ... + 455881.

Almost surely, 2^444464056 is an apocalyptic number.

It is an amenable number.

444464056 is a deficient number, since it is larger than the sum of its proper divisors (402568784).

444464056 is a wasteful number, since it uses less digits than its factorization.

444464056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910854 (or 910850 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The square root of 444464056 is about 21082.3161915383. The cubic root of 444464056 is about 763.1540530173.

The spelling of 444464056 in words is "four hundred forty-four million, four hundred sixty-four thousand, fifty-six".