447966672 has 40 divisors (see below), whose sum is σ = 1158303840. Its totient is φ = 149185920.

The previous prime is 447966599. The next prime is 447966707. The reversal of 447966672 is 276669744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58354 + ... + 65582.

It is an arithmetic number, because the mean of its divisors is an integer number (28957596).

Almost surely, 2^447966672 is an apocalyptic number.

It is an amenable number.

447966672 is an abundant number, since it is smaller than the sum of its proper divisors (710337168).

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

447966672 is a wasteful number, since it uses less digits than its factorization.

447966672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8531 (or 8525 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 51.

The square root of 447966672 is about 21165.2231738765. The cubic root of 447966672 is about 765.1534981829.

The spelling of 447966672 in words is "four hundred forty-seven million, nine hundred sixty-six thousand, six hundred seventy-two".