12012244 has 6 divisors (see below), whose sum is σ = 21021434. Its totient is φ = 6006120.

The previous prime is 12012197. The next prime is 12012257. The reversal of 12012244 is 44221021.

It can be written as a sum of positive squares in only one way, i.e., 11696400 + 315844 = 3420^2 + 562^2 .

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 as a sum of consecutive naturals, namely, 1501527 + ... + 1501534.

Almost surely, 2^12012244 is an apocalyptic number.

It is an amenable number.

12012244 is a deficient number, since it is larger than the sum of its proper divisors (9009190).

12012244 is a wasteful number, since it uses less digits than its factorization.

12012244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003065 (or 3003063 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 12012244 is about 3465.8684337407. The cubic root of 12012244 is about 229.0206880492.

Adding to 12012244 its reverse (44221021), we get a palindrome (56233265).

The spelling of 12012244 in words is "twelve million, twelve thousand, two hundred forty-four".