12550612 has 18 divisors (see below), whose sum is σ = 22405838. Its totient is φ = 6151392.

The previous prime is 12550589. The next prime is 12550613. The reversal of 12550612 is 21605521.

It can be written as a sum of positive squares in 3 ways, for example, as 1354896 + 11195716 = 1164^2 + 3346^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12550613) 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 in 5 ways as a sum of consecutive naturals, for example, 10678 + ... + 11794.

Almost surely, 2^12550612 is an apocalyptic number.

It is an amenable number.

12550612 is a deficient number, since it is larger than the sum of its proper divisors (9855226).

12550612 is a wasteful number, since it uses less digits than its factorization.

12550612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227 (or 1172 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 12550612 is about 3542.6842930185. The cubic root of 12550612 is about 232.3922466735.

The spelling of 12550612 in words is "twelve million, five hundred fifty thousand, six hundred twelve".