445605416 has 16 divisors (see below), whose sum is σ = 864321300. Its totient is φ = 215119744.

The previous prime is 445605401. The next prime is 445605437. The reversal of 445605416 is 614506544.

It can be written as a sum of positive squares in 2 ways, for example, as 438064900 + 7540516 = 20930^2 + 2746^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 960125 + ... + 960588.

Almost surely, 2^445605416 is an apocalyptic number.

It is an amenable number.

445605416 is a deficient number, since it is larger than the sum of its proper divisors (418715884).

445605416 is a wasteful number, since it uses less digits than its factorization.

445605416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920748 (or 1920744 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 445605416 is about 21109.3679678005. The cubic root of 445605416 is about 763.8067409537.

The spelling of 445605416 in words is "four hundred forty-five million, six hundred five thousand, four hundred sixteen".