Who called from 4082224545

Answered call & said hello about 6 times... no answer on their part but I think I heard a "bye".

Blocked number.

Called my cell phone and left no message.  Then called back and hung up after the second ring.

Called cell phone and left no message.  Then called back and hung up after two rings.

Called my phone, left no message.

Just got a call from 408-222-4545 on my cell. I didn't answer and they left no msg