3844

Number
$3844$ (three thousand, eight hundred and forty-four) is:


 * $2^2 \times 31^2$


 * The $23$rd square number after $1$, $4$, $36$, $121$, $144$, $256$, $\ldots$, $1936$, $2304$, $2704$, $2916$, $3136$, $3600$ to be the $\sigma$ (sigma) value of some (strictly) positive integer:
 * $3844 = \map \sigma {1200}$


 * The $62$nd square number after $1$, $4$, $9$, $16$, $25$, $36$, $\ldots$, $3249$, $3364$, $3481$, $3600$, $3721$:
 * $3844 = 62 \times 62$