445434656 has 24 divisors (see below), whose sum is σ = 877818060. Its totient is φ = 222496768.

The previous prime is 445434653. The next prime is 445434667. The reversal of 445434656 is 656434544.

It can be written as a sum of positive squares in 2 ways, for example, as 397603600 + 47831056 = 19940^2 + 6916^2 .

It is not an unprimeable number, because it can be changed into a prime (445434653) 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, 28760 + ... + 41448.

Almost surely, 2^445434656 is an apocalyptic number.

It is an amenable number.

445434656 is a deficient number, since it is larger than the sum of its proper divisors (432383404).

445434656 is a wasteful number, since it uses less digits than its factorization.

445434656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13796 (or 13788 counting only the distinct ones).

The product of its digits is 691200, while the sum is 41.

The square root of 445434656 is about 21105.3229304837. The cubic root of 445434656 is about 763.7091626192.

The spelling of 445434656 in words is "four hundred forty-five million, four hundred thirty-four thousand, six hundred fifty-six".