445789452 has 24 divisors (see below), whose sum is σ = 1045408000. Its totient is φ = 147848976.

The previous prime is 445789451. The next prime is 445789469. The reversal of 445789452 is 254987544.

It is not an unprimeable number, because it can be changed into a prime (445789451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90952 + ... + 95727.

Almost surely, 2^445789452 is an apocalyptic number.

It is an amenable number.

445789452 is an abundant number, since it is smaller than the sum of its proper divisors (599618548).

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

445789452 is a wasteful number, since it uses less digits than its factorization.

445789452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186885 (or 186883 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The square root of 445789452 is about 21113.7266251129. The cubic root of 445789452 is about 763.9118777595.

The spelling of 445789452 in words is "four hundred forty-five million, seven hundred eighty-nine thousand, four hundred fifty-two".