447729960 has 64 divisors (see below), whose sum is σ = 1401598080. Its totient is φ = 114202880.

The previous prime is 447729929. The next prime is 447729967. The reversal of 447729960 is 69927744.

It is not an unprimeable number, because it can be changed into a prime (447729967) 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, 78351 + ... + 83870.

It is an arithmetic number, because the mean of its divisors is an integer number (21899970).

Almost surely, 2^447729960 is an apocalyptic number.

447729960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

447729960 is an abundant number, since it is smaller than the sum of its proper divisors (953868120).

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

447729960 is a wasteful number, since it uses less digits than its factorization.

447729960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162258 (or 162254 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 447729960 is about 21159.6304315553. The cubic root of 447729960 is about 765.0187017514.

The spelling of 447729960 in words is "four hundred forty-seven million, seven hundred twenty-nine thousand, nine hundred sixty".