447222008 has 16 divisors (see below), whose sum is σ = 838813560. Its totient is φ = 223538400.

The previous prime is 447221989. The next prime is 447222037. The reversal of 447222008 is 800222744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24338 + ... + 38558.

Almost surely, 2^447222008 is an apocalyptic number.

It is an amenable number.

447222008 is a deficient number, since it is larger than the sum of its proper divisors (391591552).

447222008 is a wasteful number, since it uses less digits than its factorization.

447222008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158 (or 18154 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 447222008 is about 21147.6241691591. The cubic root of 447222008 is about 764.7292863592.

The spelling of 447222008 in words is "four hundred forty-seven million, two hundred twenty-two thousand, eight".