12326664 has 64 divisors (see below), whose sum is σ = 35481600. Its totient is φ = 3495744.

The previous prime is 12326651. The next prime is 12326669. The reversal of 12326664 is 46662321.

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

It is not an unprimeable number, because it can be changed into a prime (12326669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39999 + ... + 40305.

It is an arithmetic number, because the mean of its divisors is an integer number (554400).

Almost surely, 2^12326664 is an apocalyptic number.

12326664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12326664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17740800).

12326664 is an abundant number, since it is smaller than the sum of its proper divisors (23154936).

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

12326664 is a wasteful number, since it uses less digits than its factorization.

12326664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 558 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 12326664 is about 3510.9349182233. The cubic root of 12326664 is about 231.0017053528.

Adding to 12326664 its reverse (46662321), we get a palindrome (58988985).

The spelling of 12326664 in words is "twelve million, three hundred twenty-six thousand, six hundred sixty-four".