12285842 has 8 divisors (see below), whose sum is σ = 18611532. Its totient is φ = 6082000.

The previous prime is 12285829. The next prime is 12285851. The reversal of 12285842 is 24858221.

It can be written as a sum of positive squares in 2 ways, for example, as 11095561 + 1190281 = 3331^2 + 1091^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12285799 and 12285808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30209 + ... + 30612.

Almost surely, 2^12285842 is an apocalyptic number.

12285842 is a deficient number, since it is larger than the sum of its proper divisors (6325690).

12285842 is a wasteful number, since it uses less digits than its factorization.

12285842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60924.

The product of its digits is 10240, while the sum is 32.

The square root of 12285842 is about 3505.1165458512. The cubic root of 12285842 is about 230.7464218881.

The spelling of 12285842 in words is "twelve million, two hundred eighty-five thousand, eight hundred forty-two".