13522317 has 8 divisors (see below), whose sum is σ = 18141024. Its totient is φ = 8959248.

The previous prime is 13522307. The next prime is 13522349. The reversal of 13522317 is 71322531.

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

It is not a de Polignac number, because 13522317 - 2⁷ = 13522189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13522307) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13338 + ... + 14315.

It is an arithmetic number, because the mean of its divisors is an integer number (2267628).

Almost surely, 2^13522317 is an apocalyptic number.

It is an amenable number.

13522317 is a deficient number, since it is larger than the sum of its proper divisors (4618707).

13522317 is a wasteful number, since it uses less digits than its factorization.

13522317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27819.

The product of its digits is 1260, while the sum is 24.

The square root of 13522317 is about 3677.2703191362. The cubic root of 13522317 is about 238.2412930772.

Adding to 13522317 its reverse (71322531), we get a palindrome (84844848).

The spelling of 13522317 in words is "thirteen million, five hundred twenty-two thousand, three hundred seventeen".