12423626 has 8 divisors (see below), whose sum is σ = 18941124. Its totient is φ = 6109920.

The previous prime is 12423623. The next prime is 12423643. The reversal of 12423626 is 62632421.

It can be written as a sum of positive squares in 2 ways, for example, as 12243001 + 180625 = 3499^2 + 425^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12423595 and 12423604.

It is not an unprimeable number, because it can be changed into a prime (12423623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50795 + ... + 51038.

Almost surely, 2^12423626 is an apocalyptic number.

12423626 is a deficient number, since it is larger than the sum of its proper divisors (6517498).

12423626 is a wasteful number, since it uses less digits than its factorization.

12423626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101896.

The product of its digits is 3456, while the sum is 26.

The square root of 12423626 is about 3524.7164424958. The cubic root of 12423626 is about 231.6058134827.

The spelling of 12423626 in words is "twelve million, four hundred twenty-three thousand, six hundred twenty-six".