386

Number
$386$ (three hundred and eighty-six) is:


 * $2 \times 193$


 * The $39$th noncototient after $10, 26, 34, 50, \ldots, 290, 292, 298, 310, 326, 340, 344, 346, 362, 366, 372$:
 * $\nexists m \in \Z_{>0}: m - \phi \left({m}\right) = 386$
 * where $\phi \left({m}\right)$ denotes the Euler $\phi$ function