Il numero 3997, tremilanovecentonovantasette in Italiano, in Inglese si dice three thousand nine hundred ninety-seven.
Il numero ordinale 3997° in inglese si dice three thousand nine hundred ninety-seventh.
3988: three thousand nine hundred eighty-eight
3989: three thousand nine hundred eighty-nine
3990: three thousand nine hundred ninety
3991: three thousand nine hundred ninety-one
3992: three thousand nine hundred ninety-two
3993: three thousand nine hundred ninety-three
3994: three thousand nine hundred ninety-four
3995: three thousand nine hundred ninety-five
3996: three thousand nine hundred ninety-six
3998: three thousand nine hundred ninety-eight
3999: three thousand nine hundred ninety-nine
4000: four thousand
4001: four thousand one
4002: four thousand two
4003: four thousand three
4004: four thousand four
4005: four thousand five
4006: four thousand six