12344644 has 24 divisors (see below), whose sum is σ = 23764608. Its totient is φ = 5575200.

The previous prime is 12344641. The next prime is 12344671. The reversal of 12344644 is 44644321.

12344644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12344641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82 + ... + 4969.

It is an arithmetic number, because the mean of its divisors is an integer number (990192).

Almost surely, 2^12344644 is an apocalyptic number.

It is an amenable number.

12344644 is a deficient number, since it is larger than the sum of its proper divisors (11419964).

12344644 is a wasteful number, since it uses less digits than its factorization.

12344644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115 (or 5113 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 12344644 is about 3513.4945567056. The cubic root of 12344644 is about 231.1139658657.

Adding to 12344644 its reverse (44644321), we get a palindrome (56988965).

The spelling of 12344644 in words is "twelve million, three hundred forty-four thousand, six hundred forty-four".