CREATE TABLE table_28076 ("No." FLOAT, "#" FLOAT, "Episode" TEXT, "Writer" TEXT, "Director" TEXT, "Original air date" TEXT, "Viewing figure" FLOAT)

What was the episode number that had 797000 viewers?
SELECT "No." FROM table_28076 WHERE "Viewing figure" = '797000'
SELECT "No." FROM "table_28076" WHERE "Viewing figure" = '797000'