447605232 has 80 divisors (see below), whose sum is σ = 1189626240. Its totient is φ = 144942336.

The previous prime is 447605219. The next prime is 447605233. The reversal of 447605232 is 232506744.

It is a junction number, because it is equal to n+sod(n) for n = 447605193 and 447605202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447605233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472183 + ... + 473129.

It is an arithmetic number, because the mean of its divisors is an integer number (14870328).

Almost surely, 2^447605232 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 447605232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594813120).

447605232 is an abundant number, since it is smaller than the sum of its proper divisors (742021008).

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

447605232 is a wasteful number, since it uses less digits than its factorization.

447605232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230 (or 1224 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 447605232 is about 21156.6829158070. The cubic root of 447605232 is about 764.9476558657.

The spelling of 447605232 in words is "four hundred forty-seven million, six hundred five thousand, two hundred thirty-two".