3507

Number
$3507$ (three thousand, five hundred and seven) is:


 * $3 \times 7 \times 167$


 * The $19$th integer $m$ such that $m! - 1$ (its factorial minus $1$) is prime:
 * $3$, $4$, $6$, $7$, $12$, $14$, $30$, $32$, $33$, $38$, $94$, $166$, $324$, $379$, $469$, $546$, $974$, $1963$, $3507$