447926672 has 20 divisors (see below), whose sum is σ = 913535280. Its totient is φ = 212175648.

The previous prime is 447926641. The next prime is 447926707. The reversal of 447926672 is 276629744.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 736418 + ... + 737025.

It is an arithmetic number, because the mean of its divisors is an integer number (45676764).

Almost surely, 2^447926672 is an apocalyptic number.

It is an amenable number.

447926672 is an abundant number, since it is smaller than the sum of its proper divisors (465608608).

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

447926672 is a wasteful number, since it uses less digits than its factorization.

447926672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473470 (or 1473464 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 47.

The square root of 447926672 is about 21164.2782064497. The cubic root of 447926672 is about 765.1307233853.

The spelling of 447926672 in words is "four hundred forty-seven million, nine hundred twenty-six thousand, six hundred seventy-two".