8637

Number
$8637$ (eight thousand, six hundred and thirty-seven) is:


 * $3 \times 2879$


 * The $3$rd term, with $8517$ and $8577$, of the $2$nd arithmetic progresson of $3$ integers with common difference of $60$ all of which can be expressed as the sum of $4$ fourth powers:
 * $8637^4 = 3450^4 + 3695^4 + 5780^4 + 8012^4$