12170244 has 24 divisors (see below), whose sum is σ = 28483840. Its totient is φ = 4044384.

The previous prime is 12170239. The next prime is 12170251. The reversal of 12170244 is 44207121.

It is a happy number.

It is a super-2 number, since 2×12170244² = 296229678039072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12170244.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3117 + ... + 5835.

Almost surely, 2^12170244 is an apocalyptic number.

It is an amenable number.

12170244 is an abundant number, since it is smaller than the sum of its proper divisors (16313596).

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

12170244 is a wasteful number, since it uses less digits than its factorization.

12170244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099 (or 3097 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 12170244 is about 3488.5876798498. The cubic root of 12170244 is about 230.0204392674.

Adding to 12170244 its reverse (44207121), we get a palindrome (56377365).

The spelling of 12170244 in words is "twelve million, one hundred seventy thousand, two hundred forty-four".