447787474 has 16 divisors (see below), whose sum is σ = 676667520. Its totient is φ = 222236560.

The previous prime is 447787427. The next prime is 447787489. The reversal of 447787474 is 474787744.

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, 325452 + ... + 326824.

It is an arithmetic number, because the mean of its divisors is an integer number (42291720).

Almost surely, 2^447787474 is an apocalyptic number.

447787474 is a deficient number, since it is larger than the sum of its proper divisors (228880046).

447787474 is a wasteful number, since it uses less digits than its factorization.

447787474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465.

The product of its digits is 4917248, while the sum is 52.

The square root of 447787474 is about 21160.9894381147. The cubic root of 447787474 is about 765.0514576576.

The spelling of 447787474 in words is "four hundred forty-seven million, seven hundred eighty-seven thousand, four hundred seventy-four".