1,000,580
4,000,580
980,992,600
3,000,684 is what you write according to the question. In Indian classification of numbers it is, 30,00,684(30 lakhs and six hundred and eighty four).
82,670,000 eighty-two million, six hundred and seventy thousand
284000.000006
Your 22.3875 million is 22,387,500 or twenty-two million, three hundred eighty-seven thousand, five hundred.
987,516,006
1130386
0.48 million = 0.48 * 1000000 = 480000 (Four Hundred Eighty Thousand)
This is how you write out four million, eight hundred eighty one: 4,000,881
In numbers, it is: 1,383,000