12126304 has 24 divisors (see below), whose sum is σ = 25279128. Its totient is φ = 5706240.

The previous prime is 12126299. The next prime is 12126307. The reversal of 12126304 is 40362121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12126307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10602 + ... + 11689.

It is an arithmetic number, because the mean of its divisors is an integer number (1053297).

Almost surely, 2^12126304 is an apocalyptic number.

It is an amenable number.

12126304 is an abundant number, since it is smaller than the sum of its proper divisors (13152824).

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

12126304 is a wasteful number, since it uses less digits than its factorization.

12126304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22318 (or 22310 counting only the distinct ones).

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

The square root of 12126304 is about 3482.2843077497. The cubic root of 12126304 is about 229.7432800402.

Adding to 12126304 its reverse (40362121), we get a palindrome (52488425).

The spelling of 12126304 in words is "twelve million, one hundred twenty-six thousand, three hundred four".