9604

Number
$9604$ (nine thousand, six hundred and four) is:


 * $2^2 \times 7^4$


 * The $36$th square number after $1$, $4$, $36$, $121$, $144$, $256$, $\ldots$, $5184$, $5776$, $6084$, $6400$, $7056$, $7744$, $8100$, $9216$ to be the $\sigma$ (sigma) value of some (strictly) positive integer:
 * $9604 = \map \sigma {5044}$


 * The $98$th square number after $1$, $4$, $9$, $16$, $25$, $36$, $\ldots$, $7396$, $7569$, $7744$, $7921$, $8100$, $8281$, $8464$, $8649$, $8836$, $9025$, $9216$, $9409$
 * $9604 = 98 \times 98$