It would be written $6,040,000.
You can write one million two hundred and forty thousand dollars as $1,240,000.00
$4,040,000.00
Six Million Forty-one thousand dollars (Can add "and zero cents" after the "dollars")
$1,747,000.00
4,040,000 Four Million and Forty Thousand
one million one hundred and forty thousand dollars
$4,006,442
$3,046,036.00
$2,645,000.00
Forty thousand dollars can be written in words as "forty thousand dollars." If you are using it in a formal context, such as a check, you might also write it as "Forty Thousand and 00/100 dollars."
$15,041,000
three hundred forty thousand dollars