447864224 has 12 divisors (see below), whose sum is σ = 881732754. Its totient is φ = 223932096.

The previous prime is 447864203. The next prime is 447864227. The reversal of 447864224 is 422468744.

It can be written as a sum of positive squares in only one way, i.e., 227044624 + 220819600 = 15068^2 + 14860^2 .

It is not an unprimeable number, because it can be changed into a prime (447864227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6997847 + ... + 6997910.

Almost surely, 2^447864224 is an apocalyptic number.

It is an amenable number.

447864224 is a deficient number, since it is larger than the sum of its proper divisors (433868530).

447864224 is a wasteful number, since it uses less digits than its factorization.

447864224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13995767 (or 13995759 counting only the distinct ones).

The product of its digits is 344064, while the sum is 41.

The square root of 447864224 is about 21162.8028389436. The cubic root of 447864224 is about 765.0951646603.

The spelling of 447864224 in words is "four hundred forty-seven million, eight hundred sixty-four thousand, two hundred twenty-four".