12444212 has 24 divisors (see below), whose sum is σ = 23927232. Its totient is φ = 5616000.

The previous prime is 12444193. The next prime is 12444239. The reversal of 12444212 is 21244421.

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 7 ways as a sum of consecutive naturals, for example, 5708 + ... + 7580.

It is an arithmetic number, because the mean of its divisors is an integer number (996968).

Almost surely, 2^12444212 is an apocalyptic number.

It is an amenable number.

12444212 is a deficient number, since it is larger than the sum of its proper divisors (11483020).

12444212 is a wasteful number, since it uses less digits than its factorization.

12444212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039 (or 2037 counting only the distinct ones).

The product of its digits is 512, while the sum is 20.

The square root of 12444212 is about 3527.6354686957. The cubic root of 12444212 is about 231.7336668232.

Adding to 12444212 its reverse (21244421), we get a palindrome (33688633).

It can be divided in two parts, 1244421 and 2, that multiplied together give a palindrome (2488842).

The spelling of 12444212 in words is "twelve million, four hundred forty-four thousand, two hundred twelve".