12502244 has 6 divisors (see below), whose sum is σ = 21878934. Its totient is φ = 6251120.

The previous prime is 12502229. The next prime is 12502249. The reversal of 12502244 is 44220521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12334144 + 168100 = 3512^2 + 410^2 .

It is a super-2 number, since 2×12502244² = 312612210071072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12502249) by changing a digit.

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, 1562777 + ... + 1562784.

It is an arithmetic number, because the mean of its divisors is an integer number (3646489).

Almost surely, 2^12502244 is an apocalyptic number.

It is an amenable number.

12502244 is a deficient number, since it is larger than the sum of its proper divisors (9376690).

12502244 is a wasteful number, since it uses less digits than its factorization.

12502244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125565 (or 3125563 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 12502244 is about 3535.8512412148. The cubic root of 12502244 is about 232.0933284835.

Adding to 12502244 its reverse (44220521), we get a palindrome (56722765).

The spelling of 12502244 in words is "twelve million, five hundred two thousand, two hundred forty-four".