12423344 has 20 divisors (see below), whose sum is σ = 24135360. Its totient is φ = 6194880.

The previous prime is 12423263. The next prime is 12423347. The reversal of 12423344 is 44332421.

It is a super-2 number, since 2×12423344² = 308678952284672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12423347) 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, 6854 + ... + 8474.

It is an arithmetic number, because the mean of its divisors is an integer number (1206768).

Almost surely, 2^12423344 is an apocalyptic number.

It is an amenable number.

12423344 is a deficient number, since it is larger than the sum of its proper divisors (11712016).

12423344 is a wasteful number, since it uses less digits than its factorization.

12423344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108 (or 2102 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 12423344 is about 3524.6764390508. The cubic root of 12423344 is about 231.6040610868.

Adding to 12423344 its reverse (44332421), we get a palindrome (56755765).

The spelling of 12423344 in words is "twelve million, four hundred twenty-three thousand, three hundred forty-four".