447641364 has 96 divisors (see below), whose sum is σ = 1137475584. Its totient is φ = 136604160.

The previous prime is 447641357. The next prime is 447641377. The reversal of 447641364 is 463146744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 966597 + ... + 967059.

It is an arithmetic number, because the mean of its divisors is an integer number (11848704).

Almost surely, 2^447641364 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 447641364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568737792).

447641364 is an abundant number, since it is smaller than the sum of its proper divisors (689834220).

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

447641364 is a wasteful number, since it uses less digits than its factorization.

447641364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 635 counting only the distinct ones).

The product of its digits is 193536, while the sum is 39.

The square root of 447641364 is about 21157.5368131548. The cubic root of 447641364 is about 764.9682382473.

The spelling of 447641364 in words is "four hundred forty-seven million, six hundred forty-one thousand, three hundred sixty-four".