12249568 has 24 divisors (see below), whose sum is σ = 24213168. Its totient is φ = 6100224.

The previous prime is 12249533. The next prime is 12249599. The reversal of 12249568 is 86594221.

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, 9405 + ... + 10627.

It is an arithmetic number, because the mean of its divisors is an integer number (1008882).

Almost surely, 2^12249568 is an apocalyptic number.

It is an amenable number.

12249568 is a deficient number, since it is larger than the sum of its proper divisors (11963600).

12249568 is a wasteful number, since it uses less digits than its factorization.

12249568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546 (or 1538 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 12249568 is about 3499.9382851702. The cubic root of 12249568 is about 230.5191047636.

The spelling of 12249568 in words is "twelve million, two hundred forty-nine thousand, five hundred sixty-eight".