const customFormats = {
  number: {
    noGroupingFormat: {
      useGrouping: false,
    }
  }
}

const App = (props) =>
  <div>
    <IntlProvider
      locale={props.locale}
      messages={props.messages}
      formats={customFormats}
    >
      <HowManyThingsPrinter amount={1234567890} />
    </IntlProvider>
  </div>