447813000 has 96 divisors (see below), whose sum is σ = 1513638360. Its totient is φ = 119414400.

The previous prime is 447812987. The next prime is 447813007. The reversal of 447813000 is 318744.

It can be written as a sum of positive squares in 4 ways, for example, as 24029604 + 423783396 = 4902^2 + 20586^2 .

It is not an unprimeable number, because it can be changed into a prime (447813007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15879 + ... + 33878.

Almost surely, 2^447813000 is an apocalyptic number.

447813000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

447813000 is an abundant number, since it is smaller than the sum of its proper divisors (1065825360).

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

447813000 is a wasteful number, since it uses less digits than its factorization.

447813000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49784 (or 49767 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 447813000 is about 21161.5925676684. The cubic root of 447813000 is about 765.0659945630.

The spelling of 447813000 in words is "four hundred forty-seven million, eight hundred thirteen thousand".