12234042 has 12 divisors (see below), whose sum is σ = 26507130. Its totient is φ = 4078008.

The previous prime is 12234023. The next prime is 12234049. The reversal of 12234042 is 24043221.

It can be written as a sum of positive squares in only one way, i.e., 11964681 + 269361 = 3459^2 + 519^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 679669 = 12234042 / (1 + 2 + 2 + 3 + 4 + 0 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (12234049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 339817 + ... + 339852.

Almost surely, 2^12234042 is an apocalyptic number.

12234042 is an abundant number, since it is smaller than the sum of its proper divisors (14273088).

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

12234042 is a wasteful number, since it uses less digits than its factorization.

12234042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679677 (or 679674 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 12234042 is about 3497.7195427878. The cubic root of 12234042 is about 230.4216713195.

Adding to 12234042 its reverse (24043221), we get a palindrome (36277263).

The spelling of 12234042 in words is "twelve million, two hundred thirty-four thousand, forty-two".