27417 is a member of OEIS A135503: a(n) = n*(n^2 - 1)/2 when n=38 (for n > 2, a(n) is the maximum value of the magic constant in a perimeter-magic n-gon of order n.

27417 is a d-powerful number because it can be written as 2^13 + 7^4 + 4^2 + 1 + 7^5.

27471 is lucky number.

27417 is a junction number because it is equal to n+sod(n) for n = 27393 and 27402.

27417 can be written as a digit equation as follows:

-2 + 7 -4 = 1 ^ 7.

27417 stabilises after about 75 generations to four still life blocks.