12024216 has 96 divisors (see below), whose sum is σ = 34875360. Its totient is φ = 3734016.

The previous prime is 12024211. The next prime is 12024227. The reversal of 12024216 is 61242021.

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 (12024211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87700 + ... + 87836.

It is an arithmetic number, because the mean of its divisors is an integer number (363285).

Almost surely, 2^12024216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12024216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17437680).

12024216 is an abundant number, since it is smaller than the sum of its proper divisors (22851144).

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

12024216 is a wasteful number, since it uses less digits than its factorization.

12024216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 12024216 is about 3467.5951320764. The cubic root of 12024216 is about 229.0967472573.

Adding to 12024216 its reverse (61242021), we get a palindrome (73266237).

It can be divided in two parts, 120 and 24216, that added together give a square (24336 = 156²).

The spelling of 12024216 in words is "twelve million, twenty-four thousand, two hundred sixteen".