12226136 has 24 divisors (see below), whose sum is σ = 24825780. Its totient is φ = 5642208.

The previous prime is 12226127. The next prime is 12226187. The reversal of 12226136 is 63162221.

12226136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3170 + ... + 5873.

Almost surely, 2^12226136 is an apocalyptic number.

It is an amenable number.

12226136 is an abundant number, since it is smaller than the sum of its proper divisors (12599644).

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

12226136 is a wasteful number, since it uses less digits than its factorization.

12226136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9075 (or 9058 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 12226136 is about 3496.5891952015. The cubic root of 12226136 is about 230.3720255227.

Adding to 12226136 its reverse (63162221), we get a palindrome (75388357).

The spelling of 12226136 in words is "twelve million, two hundred twenty-six thousand, one hundred thirty-six".