12204275 has 6 divisors (see below), whose sum is σ = 15133332. Its totient is φ = 9763400.

The previous prime is 12204271. The next prime is 12204281. The reversal of 12204275 is 57240221.

It is a happy number.

12204275 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12204275 - 2² = 12204271 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12204275.

It is not an unprimeable number, because it can be changed into a prime (12204271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244061 + ... + 244110.

It is an arithmetic number, because the mean of its divisors is an integer number (2522222).

Almost surely, 2^12204275 is an apocalyptic number.

12204275 is a deficient number, since it is larger than the sum of its proper divisors (2929057).

12204275 is an equidigital number, since it uses as much as digits as its factorization.

12204275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488181 (or 488176 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 12204275 is about 3493.4617501842. The cubic root of 12204275 is about 230.2346376764.

Adding to 12204275 its reverse (57240221), we get a palindrome (69444496).

The spelling of 12204275 in words is "twelve million, two hundred four thousand, two hundred seventy-five".