12444244 has 12 divisors (see below), whose sum is σ = 22134868. Its totient is φ = 6120000.

The previous prime is 12444239. The next prime is 12444251. The reversal of 12444244 is 44244421.

It can be written as a sum of positive squares in 2 ways, for example, as 4536900 + 7907344 = 2130^2 + 2812^2 .

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 25257 + ... + 25744.

Almost surely, 2^12444244 is an apocalyptic number.

It is an amenable number.

12444244 is a deficient number, since it is larger than the sum of its proper divisors (9690624).

12444244 is a wasteful number, since it uses less digits than its factorization.

12444244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51066 (or 51064 counting only the distinct ones).

The product of its digits is 4096, while the sum is 25.

The square root of 12444244 is about 3527.6400043088. The cubic root of 12444244 is about 231.7338654556.

Adding to 12444244 its reverse (44244421), we get a palindrome (56688665).

The spelling of 12444244 in words is "twelve million, four hundred forty-four thousand, two hundred forty-four".