12322636 has 12 divisors (see below), whose sum is σ = 21650328. Its totient is φ = 6136832.

The previous prime is 12322631. The next prime is 12322643. The reversal of 12322636 is 63622321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12322636.

It is not an unprimeable number, because it can be changed into a prime (12322631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4966 + ... + 7021.

It is an arithmetic number, because the mean of its divisors is an integer number (1804194).

Almost surely, 2^12322636 is an apocalyptic number.

It is an amenable number.

12322636 is a deficient number, since it is larger than the sum of its proper divisors (9327692).

12322636 is a wasteful number, since it uses less digits than its factorization.

12322636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12248 (or 12246 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 12322636 is about 3510.3612349728. The cubic root of 12322636 is about 230.9765410358.

Adding to 12322636 its reverse (63622321), we get a palindrome (75944957).

The spelling of 12322636 in words is "twelve million, three hundred twenty-two thousand, six hundred thirty-six".