It is a Curzon number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 447930.
It is an unprimeable number.
2447930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 447930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (696960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
447930 is a wasteful number, since it uses less digits than its factorization.
447930 is an evil number, because the sum of its binary digits is even.
The square root of 447930 is about 669.2757279328. The cubic root of 447930 is about 76.5132618300.
The spelling of 447930 in words is "four hundred forty-seven thousand, nine hundred thirty".