447009516 has 30 divisors (see below), whose sum is σ = 1168572020. Its totient is φ = 149003064.

The previous prime is 447009503. The next prime is 447009533. The reversal of 447009516 is 615900744.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 689506 + ... + 690153.

Almost surely, 2^447009516 is an apocalyptic number.

It is an amenable number.

447009516 is an abundant number, since it is smaller than the sum of its proper divisors (721562504).

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

447009516 is a wasteful number, since it uses less digits than its factorization.

447009516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379675 (or 1379664 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 447009516 is about 21142.5995563460. The cubic root of 447009516 is about 764.6081499543.

The spelling of 447009516 in words is "four hundred forty-seven million, nine thousand, five hundred sixteen".