Infinitely many. Here are a few:
1+22.45
1*23.45
2345/100
25.45-2
cuberoot(12895.213625)
Yes, because when it is multiplied by 0.0038379 it becomes 9 (8.9998755), but in most ways, 2345 is not a factor of 9.
2345 + 2345 = 4690
4690 cups
39.0833 hours.
2345-3456 = -1111
2345
The factors of 2345 are: 1, 5, 7, 35, 67, 335, 469, 2345.
576 + 2345 = 2921
2345 - 495 = 1850
6790 + 2345 = 9135
263 + 2345 = 2608
567 + 2345 = 2912