447603380 has 24 divisors (see below), whose sum is σ = 1074248448. Its totient is φ = 153463968.

The previous prime is 447603341. The next prime is 447603397. The reversal of 447603380 is 83306744.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 447603380.

It is a congruent number.

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, 1598444 + ... + 1598723.

It is an arithmetic number, because the mean of its divisors is an integer number (44760352).

Almost surely, 2^447603380 is an apocalyptic number.

It is an amenable number.

447603380 is an abundant number, since it is smaller than the sum of its proper divisors (626645068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447603380 is a wasteful number, since it uses less digits than its factorization.

447603380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197183 (or 3197181 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 447603380 is about 21156.6391470857. The cubic root of 447603380 is about 764.9466008550.

The spelling of 447603380 in words is "four hundred forty-seven million, six hundred three thousand, three hundred eighty".