7246

7246 = 2 x 3623.

7246 is a centered heptagonal number (A069099).

7246 is a semiprime centered triangular number (A184481).

7246 is 16116 in base 8.

2⁷²⁴⁶ + 3⁷²⁴⁶ is a semiprime (A050244).

Source: On-Line Encyclopedia of Integer Sequences