44431444 has 12 divisors (see below), whose sum is σ = 77836500. Its totient is φ = 22192448.

The previous prime is 44431441. The next prime is 44431493. The reversal of 44431444 is 44413444.

44431444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 23619600 + 20811844 = 4860^2 + 4562^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44431441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1099 + ... + 9490.

It is an arithmetic number, because the mean of its divisors is an integer number (6486375).

Almost surely, 2^44431444 is an apocalyptic number.

It is an amenable number.

44431444 is a deficient number, since it is larger than the sum of its proper divisors (33405056).

44431444 is a wasteful number, since it uses less digits than its factorization.

44431444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11642 (or 11640 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 44431444 is about 6665.6915620212. The cubic root of 44431444 is about 354.1849821086.

Adding to 44431444 its reverse (44413444), we get a palindrome (88844888).

The spelling of 44431444 in words is "forty-four million, four hundred thirty-one thousand, four hundred forty-four".