26017 has 2 divisors, whose sum is σ = 26018. Its totient is φ = 26016.

The previous prime is 26003. The next prime is 26021. The reversal of 26017 is 71062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24336 + 1681 = 156^2 + 41^2 .

It is a cyclic number.

It is not a de Polignac number, because 26017 - 2⁷ = 25889 is a prime.

It is not a weakly prime, because it can be changed into another prime (26317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13008 + 13009.

It is an arithmetic number, because the mean of its divisors is an integer number (13009).

2²⁶⁰¹⁷ is an apocalyptic number.

It is an amenable number.

26017 is a deficient number, since it is larger than the sum of its proper divisors (1).

26017 is an equidigital number, since it uses as much as digits as its factorization.

26017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 26017 is about 161.2978611142. The cubic root of 26017 is about 29.6314159996.

Adding to 26017 its reverse (71062), we get a palindrome (97079).

The spelling of 26017 in words is "twenty-six thousand, seventeen".