12612442 has 8 divisors (see below), whose sum is σ = 19023732. Its totient is φ = 6271200.

The previous prime is 12612437. The next prime is 12612473. The reversal of 12612442 is 24421621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9296401 + 3316041 = 3049^2 + 1821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17059 + ... + 17782.

Almost surely, 2^12612442 is an apocalyptic number.

12612442 is a deficient number, since it is larger than the sum of its proper divisors (6411290).

12612442 is a wasteful number, since it uses less digits than its factorization.

12612442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35024.

The product of its digits is 768, while the sum is 22.

The square root of 12612442 is about 3551.4000056316. The cubic root of 12612442 is about 232.7732448596.

The spelling of 12612442 in words is "twelve million, six hundred twelve thousand, four hundred forty-two".