447400625 has 40 divisors (see below), whose sum is σ = 652291200. Its totient is φ = 306642000.

The previous prime is 447400589. The next prime is 447400631. The reversal of 447400625 is 526004744.

It is not a de Polignac number, because 447400625 - 2¹⁶ = 447335089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447400591 and 447400600.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 213332 + ... + 215418.

It is an arithmetic number, because the mean of its divisors is an integer number (16307280).

Almost surely, 2^447400625 is an apocalyptic number.

It is an amenable number.

447400625 is a deficient number, since it is larger than the sum of its proper divisors (204890575).

447400625 is an frugal number, since it uses more digits than its factorization.

447400625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128 (or 2099 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 447400625 is about 21151.8468460794. The cubic root of 447400625 is about 764.8310817895.

The spelling of 447400625 in words is "four hundred forty-seven million, four hundred thousand, six hundred twenty-five".