12443344 has 20 divisors (see below), whose sum is σ = 24623424. Its totient is φ = 6088928.

The previous prime is 12443341. The next prime is 12443363. The reversal of 12443344 is 44334421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12443341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7522 + ... + 9025.

Almost surely, 2^12443344 is an apocalyptic number.

It is an amenable number.

12443344 is a deficient number, since it is larger than the sum of its proper divisors (12180080).

12443344 is a wasteful number, since it uses less digits than its factorization.

12443344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16602 (or 16596 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 12443344 is about 3527.5124379653. The cubic root of 12443344 is about 231.7282787895.

Adding to 12443344 its reverse (44334421), we get a palindrome (56777765).

The spelling of 12443344 in words is "twelve million, four hundred forty-three thousand, three hundred forty-four".