12246224 has 10 divisors (see below), whose sum is σ = 23727090. Its totient is φ = 6123104.

The previous prime is 12246211. The next prime is 12246287. The reversal of 12246224 is 42264221.

It can be written as a sum of positive squares in only one way, i.e., 9120400 + 3125824 = 3020^2 + 1768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12246224.

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, 382679 + ... + 382710.

It is an arithmetic number, because the mean of its divisors is an integer number (2372709).

Almost surely, 2^12246224 is an apocalyptic number.

It is an amenable number.

12246224 is a deficient number, since it is larger than the sum of its proper divisors (11480866).

12246224 is an equidigital number, since it uses as much as digits as its factorization.

12246224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765397 (or 765391 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 12246224 is about 3499.4605298531. The cubic root of 12246224 is about 230.4981264444.

The spelling of 12246224 in words is "twelve million, two hundred forty-six thousand, two hundred twenty-four".