12324018 has 32 divisors (see below), whose sum is σ = 28385280. Its totient is φ = 3494160.

The previous prime is 12323999. The next prime is 12324041. The reversal of 12324018 is 81042321.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 12323985 and 12324003.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4783 + ... + 6893.

It is an arithmetic number, because the mean of its divisors is an integer number (887040).

Almost surely, 2^12324018 is an apocalyptic number.

12324018 is an abundant number, since it is smaller than the sum of its proper divisors (16061262).

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

12324018 is a wasteful number, since it uses less digits than its factorization.

12324018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 12324018 is about 3510.5580752923. The cubic root of 12324018 is about 230.9851754884.

Adding to 12324018 its reverse (81042321), we get a palindrome (93366339).

The spelling of 12324018 in words is "twelve million, three hundred twenty-four thousand, eighteen".