12066224 has 20 divisors (see below), whose sum is σ = 23436744. Its totient is φ = 6018048.

The previous prime is 12066221. The next prime is 12066247. The reversal of 12066224 is 42266021.

It is a self number, because there is not a number n which added to its sum of digits gives 12066224.

It is not an unprimeable number, because it can be changed into a prime (12066221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8579 + ... + 9885.

Almost surely, 2^12066224 is an apocalyptic number.

It is an amenable number.

12066224 is a deficient number, since it is larger than the sum of its proper divisors (11370520).

12066224 is a wasteful number, since it uses less digits than its factorization.

12066224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 12066224 is about 3473.6470747616. The cubic root of 12066224 is about 229.3632292316.

The spelling of 12066224 in words is "twelve million, sixty-six thousand, two hundred twenty-four".