12024144 has 60 divisors (see below), whose sum is σ = 36714912. Its totient is φ = 3643200.

The previous prime is 12024143. The next prime is 12024157. The reversal of 12024144 is 44142021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024143) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2212 + ... + 5379.

Almost surely, 2^12024144 is an apocalyptic number.

It is an amenable number.

12024144 is an abundant number, since it is smaller than the sum of its proper divisors (24690768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12024144 is a wasteful number, since it uses less digits than its factorization.

12024144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7616 (or 7607 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 12024144 is about 3467.5847502260. The cubic root of 12024144 is about 229.0962899856.

Adding to 12024144 its reverse (44142021), we get a palindrome (56166165).

The spelling of 12024144 in words is "twelve million, twenty-four thousand, one hundred forty-four".