12418056 has 128 divisors (see below), whose sum is σ = 40550400. Its totient is φ = 3447360.

The previous prime is 12418019. The next prime is 12418067. The reversal of 12418056 is 65081421.

12418056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12418056² = 308416229638272, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64921 + ... + 65111.

It is an arithmetic number, because the mean of its divisors is an integer number (316800).

Almost surely, 2^12418056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12418056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20275200).

12418056 is an abundant number, since it is smaller than the sum of its proper divisors (28132344).

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

12418056 is a wasteful number, since it uses less digits than its factorization.

12418056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 12418056 is about 3523.9262194320. The cubic root of 12418056 is about 231.5711956445.

Adding to 12418056 its reverse (65081421), we get a palindrome (77499477).

The spelling of 12418056 in words is "twelve million, four hundred eighteen thousand, fifty-six".