12282442 has 8 divisors (see below), whose sum is σ = 18453600. Its totient is φ = 6131244.

The previous prime is 12282419. The next prime is 12282451. The reversal of 12282442 is 24428221.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3342 + ... + 5977.

It is an arithmetic number, because the mean of its divisors is an integer number (2306700).

Almost surely, 2^12282442 is an apocalyptic number.

12282442 is a deficient number, since it is larger than the sum of its proper divisors (6171158).

12282442 is an equidigital number, since it uses as much as digits as its factorization.

12282442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9980.

The product of its digits is 2048, while the sum is 25.

The square root of 12282442 is about 3504.6315070204. The cubic root of 12282442 is about 230.7251342353.

The spelling of 12282442 in words is "twelve million, two hundred eighty-two thousand, four hundred forty-two".