12418326 has 64 divisors (see below), whose sum is σ = 29030400. Its totient is φ = 3931200.

The previous prime is 12418309. The next prime is 12418327. The reversal of 12418326 is 62381421.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 12418326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12418327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157155 + ... + 157233.

It is an arithmetic number, because the mean of its divisors is an integer number (453600).

Almost surely, 2^12418326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12418326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14515200).

12418326 is an abundant number, since it is smaller than the sum of its proper divisors (16612074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12418326 is a wasteful number, since it uses less digits than its factorization.

12418326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 196 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 12418326 is about 3523.9645287659. The cubic root of 12418326 is about 231.5728739472.

Adding to 12418326 its reverse (62381421), we get a palindrome (74799747).

The spelling of 12418326 in words is "twelve million, four hundred eighteen thousand, three hundred twenty-six".