12236212 has 6 divisors (see below), whose sum is σ = 21413378. Its totient is φ = 6118104.

The previous prime is 12236201. The next prime is 12236219. The reversal of 12236212 is 21263221.

It can be written as a sum of positive squares in only one way, i.e., 9400356 + 2835856 = 3066^2 + 1684^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12236212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12236219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1529523 + ... + 1529530.

Almost surely, 2^12236212 is an apocalyptic number.

It is an amenable number.

12236212 is a deficient number, since it is larger than the sum of its proper divisors (9177166).

12236212 is a wasteful number, since it uses less digits than its factorization.

12236212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059057 (or 3059055 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 12236212 is about 3498.0297311487. The cubic root of 12236212 is about 230.4352941125.

Adding to 12236212 its reverse (21263221), we get a palindrome (33499433).

The spelling of 12236212 in words is "twelve million, two hundred thirty-six thousand, two hundred twelve".