447045900 has 144 divisors (see below), whose sum is σ = 1487238144. Its totient is φ = 101560320.

The previous prime is 447045899. The next prime is 447045943. The reversal of 447045900 is 9540744.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 404749 + ... + 405851.

Almost surely, 2^447045900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447045900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743619072).

447045900 is an abundant number, since it is smaller than the sum of its proper divisors (1040192244).

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

447045900 is a wasteful number, since it uses less digits than its factorization.

447045900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320 (or 1313 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 447045900 is about 21143.4599817532. The cubic root of 447045900 is about 764.6288942914.

The spelling of 447045900 in words is "four hundred forty-seven million, forty-five thousand, nine hundred".