447366864 has 60 divisors (see below), whose sum is σ = 1344390144. Its totient is φ = 127818432.

The previous prime is 447366841. The next prime is 447366877. The reversal of 447366864 is 468663744.

It is a super-2 number, since 2×447366864² = 400274222010388992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

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 11 ways as a sum of consecutive naturals, for example, 92752 + ... + 97455.

Almost surely, 2^447366864 is an apocalyptic number.

It is an amenable number.

447366864 is an abundant number, since it is smaller than the sum of its proper divisors (897023280).

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

447366864 is a wasteful number, since it uses less digits than its factorization.

447366864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190232 (or 190219 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 48.

The square root of 447366864 is about 21151.0487683235. The cubic root of 447366864 is about 764.8118431696.

The spelling of 447366864 in words is "four hundred forty-seven million, three hundred sixty-six thousand, eight hundred sixty-four".