12522412 has 24 divisors (see below), whose sum is σ = 25401600. Its totient is φ = 5290320.

The previous prime is 12522401. The next prime is 12522413. The reversal of 12522412 is 21422521.

It is a self number, because there is not a number n which added to its sum of digits gives 12522412.

It is not an unprimeable number, because it can be changed into a prime (12522413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1162 + ... + 5137.

It is an arithmetic number, because the mean of its divisors is an integer number (1058400).

Almost surely, 2^12522412 is an apocalyptic number.

It is an amenable number.

12522412 is an abundant number, since it is smaller than the sum of its proper divisors (12879188).

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

12522412 is a wasteful number, since it uses less digits than its factorization.

12522412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6381 (or 6379 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 12522412 is about 3538.7020219284. The cubic root of 12522412 is about 232.2180619187.

Adding to 12522412 its reverse (21422521), we get a palindrome (33944933).

The spelling of 12522412 in words is "twelve million, five hundred twenty-two thousand, four hundred twelve".