27493 is a semiprime whose concatenation of prime factors (from lower to higher AND from higher to lower) is a prime, here 191447 and 144719.

27493 is a cyclic and Duffinian number.

27493 is a d-powerful number because it can be written as 2 + 7^5 + 4^6 + 9^4 + 3^3.

27493 is a lucky number.

27493 can be rendered as a digit equation as follows:

2 | ( -7 +4 +9 ) = 3

This was a little trickier than usual.