It is 4002.
Four thousand and two is 4002.
MMDIV
The numerals for the number number two million four hundred one thousand two are written as: 2,401,002
Seven thousand six hundred and four in numerals is 7,604.
one thousand, five hundred, sixty four & two
Two hundred thousand is 200,000
6406004
MM
____ MCD
401,000
Four million in Roman numerals is MMMM but with an horizontal bar above each of the four numerals to indicate multiplication by a thousand (4000*1000 = 4000000)
3,854 Three thousand, eight hundred and fifty four.