12424418 has 8 divisors (see below), whose sum is σ = 18688512. Its totient is φ = 6194916.

The previous prime is 12424387. The next prime is 12424427. The reversal of 12424418 is 81442421.

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

It is an unprimeable number.

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, 7730 + ... + 9197.

It is an arithmetic number, because the mean of its divisors is an integer number (2336064).

Almost surely, 2^12424418 is an apocalyptic number.

12424418 is a deficient number, since it is larger than the sum of its proper divisors (6264094).

12424418 is a wasteful number, since it uses less digits than its factorization.

12424418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17296.

The product of its digits is 2048, while the sum is 26.

The square root of 12424418 is about 3524.8287901684. The cubic root of 12424418 is about 231.6107349634.

Adding to 12424418 its reverse (81442421), we get a palindrome (93866839).

It can be divided in two parts, 124 and 24418, that added together give a palindrome (24542).

The spelling of 12424418 in words is "twelve million, four hundred twenty-four thousand, four hundred eighteen".