447374544 has 40 divisors (see below), whose sum is σ = 1172975520. Its totient is φ = 146898048.

The previous prime is 447374497. The next prime is 447374569. The reversal of 447374544 is 445473744.

It is a junction number, because it is equal to n+sod(n) for n = 447374496 and 447374505.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 66339 + ... + 72770.

It is an arithmetic number, because the mean of its divisors is an integer number (29324388).

Almost surely, 2^447374544 is an apocalyptic number.

It is an amenable number.

447374544 is an abundant number, since it is smaller than the sum of its proper divisors (725600976).

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

447374544 is a wasteful number, since it uses less digits than its factorization.

447374544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139187 (or 139181 counting only the distinct ones).

The product of its digits is 752640, while the sum is 42.

The square root of 447374544 is about 21151.2303188254. The cubic root of 447374544 is about 764.8162196831.

The spelling of 447374544 in words is "four hundred forty-seven million, three hundred seventy-four thousand, five hundred forty-four".