8505

Number
$8505$ (eight thousand, five hundred and five) is:


 * $3^5 \times 5 \times 7$


 * The $19$th odd abundant number after $945$, $1575$, $2205$, $\ldots$, $6615$, $6825$, $7245$, $7425$, $7875$, $8085$, $8415$:
 * $\map {\sigma_1} {8505} - 8505 = 8967 > 8505$