447753768 has 96 divisors (see below), whose sum is σ = 1420558560. Its totient is φ = 116296320.

The previous prime is 447753763. The next prime is 447753809. The reversal of 447753768 is 867357744.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 447753768.

It is not an unprimeable number, because it can be changed into a prime (447753763) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4371 + ... + 30242.

It is an arithmetic number, because the mean of its divisors is an integer number (14797485).

Almost surely, 2^447753768 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 447753768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710279280).

447753768 is an abundant number, since it is smaller than the sum of its proper divisors (972804792).

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

447753768 is a wasteful number, since it uses less digits than its factorization.

447753768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34647 (or 34636 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 51.

The square root of 447753768 is about 21160.1930047909. The cubic root of 447753768 is about 765.0322614444.

The spelling of 447753768 in words is "four hundred forty-seven million, seven hundred fifty-three thousand, seven hundred sixty-eight".