447579812 has 6 divisors (see below), whose sum is σ = 783264678. Its totient is φ = 223789904.

The previous prime is 447579799. The next prime is 447579851. The reversal of 447579812 is 218975744.

It can be written as a sum of positive squares in only one way, i.e., 227828836 + 219750976 = 15094^2 + 14824^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55947473 + ... + 55947480.

It is an arithmetic number, because the mean of its divisors is an integer number (130544113).

Almost surely, 2^447579812 is an apocalyptic number.

It is an amenable number.

447579812 is a deficient number, since it is larger than the sum of its proper divisors (335684866).

447579812 is a wasteful number, since it uses less digits than its factorization.

447579812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111894957 (or 111894955 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The square root of 447579812 is about 21156.0821514760. The cubic root of 447579812 is about 764.9331748483.

The spelling of 447579812 in words is "four hundred forty-seven million, five hundred seventy-nine thousand, eight hundred twelve".