12280682 has 8 divisors (see below), whose sum is σ = 18448356. Its totient is φ = 6131232.

The previous prime is 12280661. The next prime is 12280687. The reversal of 12280682 is 28608221.

It can be written as a sum of positive squares in 2 ways, for example, as 12103441 + 177241 = 3479^2 + 421^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12280687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723 + ... + 5654.

Almost surely, 2^12280682 is an apocalyptic number.

12280682 is a deficient number, since it is larger than the sum of its proper divisors (6167674).

12280682 is an equidigital number, since it uses as much as digits as its factorization.

12280682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9112.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 12280682 is about 3504.3804017258. The cubic root of 12280682 is about 230.7141132013.

The spelling of 12280682 in words is "twelve million, two hundred eighty thousand, six hundred eighty-two".