Kodansha Kanji Dictionary (Jack Halpern, 2013):
2204
Morohashi Daikanwajiten (Volume 11, page 0598):
40667
New Japanese-English Character Dictionary (Jack Halpern, 1990):
1754
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
4893
The New Nelson Japanese-English Character Dictionary (John Haig):
6316