9801

Number
$9801$ (nine thousand, eight hundred and one) is:


 * $3^4 \times 11^2$


 * The $99$th square number after $1$, $4$, $9$, $16$, $25$, $36$, $\ldots$, $7396$, $7569$, $7744$, $7921$, $8100$, $8281$, $8464$, $8649$, $8836$, $9025$, $9216$, $9409$, $9604$
 * $9801 = 99 \times 99$


 * The $2$nd of only $2$ numbers with $4$ digits or fewer which is a multiple of its reversal:
 * $9801 = 9 \times 1089$