12442200 has 96 divisors (see below), whose sum is σ = 39171600. Its totient is φ = 3266560.

The previous prime is 12442163. The next prime is 12442201. The reversal of 12442200 is 224421.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12442200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12442201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53284 + ... + 53516.

Almost surely, 2^12442200 is an apocalyptic number.

12442200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12442200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19585800).

12442200 is an abundant number, since it is smaller than the sum of its proper divisors (26729400).

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

12442200 is a wasteful number, since it uses less digits than its factorization.

12442200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 12442200 is about 3527.3502803096. The cubic root of 12442200 is about 231.7211771274.

Adding to 12442200 its reverse (224421), we get a palindrome (12666621).

It can be divided in two parts, 124 and 42200, that added together give a palindrome (42324).

The spelling of 12442200 in words is "twelve million, four hundred forty-two thousand, two hundred".