447066916 has 24 divisors (see below), whose sum is σ = 818072640. Its totient is φ = 213372192.

The previous prime is 447066899. The next prime is 447066959. The reversal of 447066916 is 619660744.

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, 42055 + ... + 51601.

It is an arithmetic number, because the mean of its divisors is an integer number (34086360).

Almost surely, 2^447066916 is an apocalyptic number.

447066916 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

447066916 is a deficient number, since it is larger than the sum of its proper divisors (371005724).

447066916 is a wasteful number, since it uses less digits than its factorization.

447066916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10083 (or 10081 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 447066916 is about 21143.9569617420. The cubic root of 447066916 is about 764.6408760506.

The spelling of 447066916 in words is "four hundred forty-seven million, sixty-six thousand, nine hundred sixteen".