447995328 has 112 divisors (see below), whose sum is σ = 1323417216. Its totient is φ = 132572160.

The previous prime is 447995309. The next prime is 447995329. The reversal of 447995328 is 823599744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447995329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88350 + ... + 93282.

Almost surely, 2^447995328 is an apocalyptic number.

447995328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447995328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661708608).

447995328 is an abundant number, since it is smaller than the sum of its proper divisors (875421888).

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

447995328 is a wasteful number, since it uses less digits than its factorization.

447995328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002 (or 4992 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The square root of 447995328 is about 21165.9001226029. The cubic root of 447995328 is about 765.1698132144.

The spelling of 447995328 in words is "four hundred forty-seven million, nine hundred ninety-five thousand, three hundred twenty-eight".