12330442 has 4 divisors (see below), whose sum is σ = 18495666. Its totient is φ = 6165220.

The previous prime is 12330431. The next prime is 12330443. The reversal of 12330442 is 24403321.

12330442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12257001 + 73441 = 3501^2 + 271^2 .

It is not an unprimeable number, because it can be changed into a prime (12330443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3082609 + ... + 3082612.

Almost surely, 2^12330442 is an apocalyptic number.

12330442 is a deficient number, since it is larger than the sum of its proper divisors (6165224).

12330442 is an equidigital number, since it uses as much as digits as its factorization.

12330442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6165223.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 12330442 is about 3511.4729103326. The cubic root of 12330442 is about 231.0253028510.

Adding to 12330442 its reverse (24403321), we get a palindrome (36733763).

The spelling of 12330442 in words is "twelve million, three hundred thirty thousand, four hundred forty-two".