500
It contains every letter of the alphabet except Q.
"And Joshua, and all Israel with him, took Achan the son of Zerah, and the silver, and the garment, and the wedge of gold, and his sons, and his daughters, and his oxen, and his donkey, and his sheep, and his tent, and all that he had: and they brought them unto the valley of Achor" (Joshua 7:24). If only Joshua had brought along quail instead of a donkey