4-Plex in Milpitas

https://www.redfin.com/CA/Milpitas/1610-Adams-Ave-95035/home/559909

Barely cashflow neutral at asking price 1.4M. Gross rent 7k a month.

I saw this home, but it states 1664 sqft. Looks something very odd for 3 bed, 2bd and 1 bd room ! Is there anything wrong?

1664 must be wrong. It looks way more than 1664.