12073442 has 4 divisors (see below), whose sum is σ = 18110166. Its totient is φ = 6036720.

The previous prime is 12073441. The next prime is 12073447. The reversal of 12073442 is 24437021.

12073442 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., 9247681 + 2825761 = 3041^2 + 1681^2 .

It is not an unprimeable number, because it can be changed into a prime (12073441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3018359 + ... + 3018362.

Almost surely, 2^12073442 is an apocalyptic number.

12073442 is a deficient number, since it is larger than the sum of its proper divisors (6036724).

12073442 is an equidigital number, since it uses as much as digits as its factorization.

12073442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036723.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 12073442 is about 3474.6858850837. The cubic root of 12073442 is about 229.4089550467.

The spelling of 12073442 in words is "twelve million, seventy-three thousand, four hundred forty-two".