447689097 has 12 divisors (see below), whose sum is σ = 651755520. Its totient is φ = 296108568.

The previous prime is 447689093. The next prime is 447689161. The reversal of 447689097 is 790986744.

It is a happy number.

447689097 is a `hidden beast` number, since 4 + 476 + 89 + 0 + 97 = 666.

It is not a de Polignac number, because 447689097 - 2² = 447689093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (447689093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194697 + ... + 196982.

It is an arithmetic number, because the mean of its divisors is an integer number (54312960).

Almost surely, 2^447689097 is an apocalyptic number.

It is an amenable number.

447689097 is a deficient number, since it is larger than the sum of its proper divisors (204066423).

447689097 is a wasteful number, since it uses less digits than its factorization.

447689097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391812 (or 391809 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 447689097 is about 21158.6648208246. The cubic root of 447689097 is about 764.9954273724.

The spelling of 447689097 in words is "four hundred forty-seven million, six hundred eighty-nine thousand, ninety-seven".