444023112 has 128 divisors (see below), whose sum is σ = 1240162560. Its totient is φ = 131604480.

The previous prime is 444023093. The next prime is 444023159. The reversal of 444023112 is 211320444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1317408 + ... + 1317744.

It is an arithmetic number, because the mean of its divisors is an integer number (9688770).

Almost surely, 2^444023112 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 444023112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620081280).

444023112 is an abundant number, since it is smaller than the sum of its proper divisors (796139448).

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

444023112 is a wasteful number, since it uses less digits than its factorization.

444023112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 444023112 is about 21071.8559220587. The cubic root of 444023112 is about 762.9015994997.

Adding to 444023112 its reverse (211320444), we get a palindrome (655343556).

The spelling of 444023112 in words is "four hundred forty-four million, twenty-three thousand, one hundred twelve".