12244200 has 48 divisors (see below), whose sum is σ = 37958880. Its totient is φ = 3264960.

The previous prime is 12244187. The next prime is 12244201. The reversal of 12244200 is 244221.

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 12244200.

It is not an unprimeable number, because it can be changed into a prime (12244201) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 9604 + ... + 10803.

It is an arithmetic number, because the mean of its divisors is an integer number (790810).

Almost surely, 2^12244200 is an apocalyptic number.

12244200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12244200 is an abundant number, since it is smaller than the sum of its proper divisors (25714680).

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

12244200 is a wasteful number, since it uses less digits than its factorization.

12244200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20426 (or 20417 counting only the distinct ones).

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

The square root of 12244200 is about 3499.1713304724. The cubic root of 12244200 is about 230.4854271854.

Adding to 12244200 its reverse (244221), we get a palindrome (12488421).

The spelling of 12244200 in words is "twelve million, two hundred forty-four thousand, two hundred".