447918994 has 8 divisors (see below), whose sum is σ = 674039808. Its totient is φ = 223239060.

The previous prime is 447918979. The next prime is 447919027. The reversal of 447918994 is 499819744.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 359442 + ... + 360685.

It is an arithmetic number, because the mean of its divisors is an integer number (84254976).

Almost surely, 2^447918994 is an apocalyptic number.

447918994 is a deficient number, since it is larger than the sum of its proper divisors (226120814).

447918994 is a wasteful number, since it uses less digits than its factorization.

447918994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720440.

The product of its digits is 2612736, while the sum is 55.

The square root of 447918994 is about 21164.0968151254. The cubic root of 447918994 is about 765.1263516077.

The spelling of 447918994 in words is "four hundred forty-seven million, nine hundred eighteen thousand, nine hundred ninety-four".