Cardinal Numbers

0-zero
1-one
2-two
3-three
4-four
5-five
6-six
7-seven
8-eight
9-nine
10-ten
11-eleven
12-twelve
13-thirteen
14-fourteen
15-fifteen
16-sixteen
17-seventeen
18-eighteen
19-nineteen
20-twenty
21-twenty-one
22-twenty-two
30-thirty
40-forty
50-fifty
60-sixty
70-seventy
80-eighty
90-ninety
100-hundred, a hundred or one hundred
1,000-thousand, a thousand or one thousand

How to write the numbers:
E.g.:
456 - Write first 400 - four hundred, second 56 - fifty-six (four hundred fifty-six)
3,789 - Write first 3,000 - three thousand, second 700 - seven hundred, third 89 - eighty-nine (three thousand seven hundred eighty-nine)