NPR Weekend Edition Sunday Puzzle
April 1, 2018
Eric Iverson
Presented by Will Shortz

Think of an even number that's one more than four and two more than ten.

HINT:
Notice the date of the puzzle.

Answer:

In keeping with tradition, this is an April Fools puzzle. The answer is (the word) EIGHT  which has five letters - one (letter) more than the four letters of FOUR and two (letters) more than than the three letters of TEN.