447849744 has 80 divisors (see below), whose sum is σ = 1224004992. Its totient is φ = 140811264.

The previous prime is 447849709. The next prime is 447849757. The reversal of 447849744 is 447948744.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77814 + ... + 83370.

Almost surely, 2^447849744 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 447849744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612002496).

447849744 is an abundant number, since it is smaller than the sum of its proper divisors (776155248).

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

447849744 is a wasteful number, since it uses less digits than its factorization.

447849744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664 (or 5658 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 51.

The square root of 447849744 is about 21162.4607264845. The cubic root of 447849744 is about 765.0869190829.

The spelling of 447849744 in words is "four hundred forty-seven million, eight hundred forty-nine thousand, seven hundred forty-four".