12022242 has 16 divisors (see below), whose sum is σ = 24091392. Its totient is φ = 3999600.

The previous prime is 12022237. The next prime is 12022243. The reversal of 12022242 is 24222021.

It is not an unprimeable number, because it can be changed into a prime (12022243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1992 + ... + 5292.

It is an arithmetic number, because the mean of its divisors is an integer number (1505712).

Almost surely, 2^12022242 is an apocalyptic number.

12022242 is an abundant number, since it is smaller than the sum of its proper divisors (12069150).

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

12022242 is a wasteful number, since it uses less digits than its factorization.

12022242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 12022242 is about 3467.3104850878. The cubic root of 12022242 is about 229.0842097322.

Adding to 12022242 its reverse (24222021), we get a palindrome (36244263).

The spelling of 12022242 in words is "twelve million, twenty-two thousand, two hundred forty-two".