David (דוד) =
14
The Hebrew word for water is מים (mayim), and it's numerical value is 90.
No, the dagesh has no numerical value, and is not used in numbers.
Khaf (כ)
Nun (× )
Pei (פ)
Gimel (ג)
×“×™× ×” = 69
Aleph (א)
Shin (ש)
Mem (מ)
Vav (ו)
Yud (י)