Nintendo had shipped 1.7 million SNES Classic units as of September 30th

We already knew that the SNES Classic is doing quite well so far – it sold over 368,000 units in Japan in its first four days on the market in Japan and it outsold all current consoles in the US in September. We now have some more concrete numbers coming from Nintendo’s recent financial results meeting. According to the Wall Street Journal’s Takashi Mochizuki, Nintendo has stated that as of September 30th, 1.7 million units of the SNES Classics had been shipped worldwide.

Source