What number can be written as 400,000+ 8,000 + 400 + 70 + 1?

408,471
408,417
480,471
480,417

The number that can be written as 400,000 + 8,000 + 400 + 70 + 1 is 408,471.

To find the sum of the given numbers, follow these steps:

1. Add the thousands places: 400,000 + 8,000 = 408,000.
2. Add the hundreds places: 408,000 + 400 = 408,400.
3. Add the tens places: 408,400 + 70 = 408,470.
4. Add the ones places: 408,470 + 1 = 408,471.

Therefore, the number that can be written as 400,000 + 8,000 + 400 + 70 + 1 is 408,471.