12326623 has 4 divisors (see below), whose sum is σ = 12724288. Its totient is φ = 11928960.

The previous prime is 12326599. The next prime is 12326641. The reversal of 12326623 is 32662321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12326623 - 2⁵ = 12326591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12326023) 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, 198786 + ... + 198847.

It is an arithmetic number, because the mean of its divisors is an integer number (3181072).

Almost surely, 2^12326623 is an apocalyptic number.

12326623 is a deficient number, since it is larger than the sum of its proper divisors (397665).

12326623 is an equidigital number, since it uses as much as digits as its factorization.

12326623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397664.

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

The square root of 12326623 is about 3510.9290793179. The cubic root of 12326623 is about 231.0014492391.

Adding to 12326623 its reverse (32662321), we get a palindrome (44988944).

The spelling of 12326623 in words is "twelve million, three hundred twenty-six thousand, six hundred twenty-three".