12042424 has 16 divisors (see below), whose sum is σ = 23358600. Its totient is φ = 5813472.

The previous prime is 12042421. The next prime is 12042439. The reversal of 12042424 is 42424021.

12042424 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 not an unprimeable number, because it can be changed into a prime (12042421) 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, 25722 + ... + 26185.

Almost surely, 2^12042424 is an apocalyptic number.

It is an amenable number.

12042424 is a deficient number, since it is larger than the sum of its proper divisors (11316176).

12042424 is a wasteful number, since it uses less digits than its factorization.

12042424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51942 (or 51938 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 12042424 is about 3470.2195895937. The cubic root of 12042424 is about 229.2123276215.

Adding to 12042424 its reverse (42424021), we get a palindrome (54466445).

The spelling of 12042424 in words is "twelve million, forty-two thousand, four hundred twenty-four".