12224284 has 12 divisors (see below), whose sum is σ = 21712264. Its totient is φ = 6020784.

The previous prime is 12224281. The next prime is 12224297. The reversal of 12224284 is 48242221.

12224284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22539 + ... + 23074.

Almost surely, 2^12224284 is an apocalyptic number.

It is an amenable number.

12224284 is a deficient number, since it is larger than the sum of its proper divisors (9487980).

12224284 is a wasteful number, since it uses less digits than its factorization.

12224284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45684 (or 45682 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 12224284 is about 3496.3243556627. The cubic root of 12224284 is about 230.3603927785.

The spelling of 12224284 in words is "twelve million, two hundred twenty-four thousand, two hundred eighty-four".