12089229 has 8 divisors (see below), whose sum is σ = 16155360. Its totient is φ = 8041296.

The previous prime is 12089197. The next prime is 12089239. The reversal of 12089229 is 92298021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12089229 - 2⁵ = 12089197 is a prime.

It is a super-2 number, since 2×12089229² = 292298915628882, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12089229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12089239) 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, 2914 + ... + 5715.

It is an arithmetic number, because the mean of its divisors is an integer number (2019420).

Almost surely, 2^12089229 is an apocalyptic number.

It is an amenable number.

12089229 is a deficient number, since it is larger than the sum of its proper divisors (4066131).

12089229 is an equidigital number, since it uses as much as digits as its factorization.

12089229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9099.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 12089229 is about 3476.9568590939. The cubic root of 12089229 is about 229.5089017389.

The spelling of 12089229 in words is "twelve million, eighty-nine thousand, two hundred twenty-nine".