Kanji Learners Dictionary (Jack Halpern, 2 edition, 2013):
1615
Kodansha Kanji Dictionary (Jack Halpern, 2013):
2289
Morohashi Daikanwajiten (Volume 12, page 0500):
44593
Remembering The Kanji (James Heisig):
2805
Remembering The Kanji (James Heisig, 6 edition):
2820
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
5195
The New Nelson Japanese-English Character Dictionary (John Haig):
6730