447904 has 12 divisors (see below), whose sum is σ = 881874. Its totient is φ = 223936.

The previous prime is 447901. The next prime is 447907. The reversal of 447904 is 409744.

447904 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (447901) and next prime (447907).

It can be written as a sum of positive squares in only one way, i.e., 384400 + 63504 = 620^2 + 252^2 .

It is a plaindrome in base 6.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (447901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6967 + ... + 7030.

2⁴⁴⁷⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

447904 is a deficient number, since it is larger than the sum of its proper divisors (433970).

447904 is a wasteful number, since it uses less digits than its factorization.

447904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14007 (or 13999 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 447904 is about 669.2563036685. The cubic root of 447904 is about 76.5117814028.

The spelling of 447904 in words is "four hundred forty-seven thousand, nine hundred four".