12324216 has 16 divisors (see below), whose sum is σ = 30810600. Its totient is φ = 4108064.

The previous prime is 12324211. The next prime is 12324223. The reversal of 12324216 is 61242321.

12324216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12324192 and 12324201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12324211) 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, 256731 + ... + 256778.

Almost surely, 2^12324216 is an apocalyptic number.

It is an amenable number.

12324216 is an abundant number, since it is smaller than the sum of its proper divisors (18486384).

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

12324216 is a wasteful number, since it uses less digits than its factorization.

12324216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513518 (or 513514 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 12324216 is about 3510.5862758235. The cubic root of 12324216 is about 230.9864124989.

Adding to 12324216 its reverse (61242321), we get a palindrome (73566537).

The spelling of 12324216 in words is "twelve million, three hundred twenty-four thousand, two hundred sixteen".