12282617 has 4 divisors (see below), whose sum is σ = 12337920. Its totient is φ = 12227316.

The previous prime is 12282601. The next prime is 12282629. The reversal of 12282617 is 71628221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71628221 = 7 ⋅10232603.

It is a cyclic number.

It is not a de Polignac number, because 12282617 - 2⁴ = 12282601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12282617.

It is not an unprimeable number, because it can be changed into a prime (12282217) 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, 27317 + ... + 27762.

It is an arithmetic number, because the mean of its divisors is an integer number (3084480).

Almost surely, 2^12282617 is an apocalyptic number.

It is an amenable number.

12282617 is a deficient number, since it is larger than the sum of its proper divisors (55303).

12282617 is an equidigital number, since it uses as much as digits as its factorization.

12282617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55302.

The product of its digits is 2688, while the sum is 29.

The square root of 12282617 is about 3504.6564738930. The cubic root of 12282617 is about 230.7262300192.

The spelling of 12282617 in words is "twelve million, two hundred eighty-two thousand, six hundred seventeen".