12224584 has 8 divisors (see below), whose sum is σ = 22921110. Its totient is φ = 6112288.

The previous prime is 12224561. The next prime is 12224587. The reversal of 12224584 is 48542221.

It can be written as a sum of positive squares in only one way, i.e., 11764900 + 459684 = 3430^2 + 678^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12224587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764029 + ... + 764044.

Almost surely, 2^12224584 is an apocalyptic number.

It is an amenable number.

12224584 is a deficient number, since it is larger than the sum of its proper divisors (10696526).

12224584 is a wasteful number, since it uses less digits than its factorization.

12224584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528079 (or 1528075 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 12224584 is about 3496.3672575975. The cubic root of 12224584 is about 230.3622772121.

The spelling of 12224584 in words is "twelve million, two hundred twenty-four thousand, five hundred eighty-four".