12517282 has 8 divisors (see below), whose sum is σ = 18790956. Its totient is φ = 6253632.

The previous prime is 12517277. The next prime is 12517289. The reversal of 12517282 is 28271521.

It can be written as a sum of positive squares in 2 ways, for example, as 11826721 + 690561 = 3439^2 + 831^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12517282.

It is not an unprimeable number, because it can be changed into a prime (12517289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3438 + ... + 6070.

Almost surely, 2^12517282 is an apocalyptic number.

12517282 is a deficient number, since it is larger than the sum of its proper divisors (6273674).

12517282 is a wasteful number, since it uses less digits than its factorization.

12517282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012.

The product of its digits is 2240, while the sum is 28.

The square root of 12517282 is about 3537.9771056354. The cubic root of 12517282 is about 232.1863470124.

The spelling of 12517282 in words is "twelve million, five hundred seventeen thousand, two hundred eighty-two".