12126232 has 32 divisors (see below), whose sum is σ = 23721120. Its totient is φ = 5806080.

The previous prime is 12126223. The next prime is 12126299. The reversal of 12126232 is 23262121.

It is a congruent number.

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, 20728 + ... + 21304.

It is an arithmetic number, because the mean of its divisors is an integer number (741285).

Almost surely, 2^12126232 is an apocalyptic number.

It is an amenable number.

12126232 is a deficient number, since it is larger than the sum of its proper divisors (11594888).

12126232 is a wasteful number, since it uses less digits than its factorization.

12126232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 687 counting only the distinct ones).

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

The square root of 12126232 is about 3482.2739696928. The cubic root of 12126232 is about 229.7428253386.

Adding to 12126232 its reverse (23262121), we get a palindrome (35388353).

The spelling of 12126232 in words is "twelve million, one hundred twenty-six thousand, two hundred thirty-two".