27636 is a number such that the sums of prime and non-prime digits are equal, here 12. See blog post Prime and Non-prime Digit Sequence.

27636 is a nialpdrome in base 14 (a100).

27636 is a nude, untouchable, alternating, practical, abundant, Zumkeller and pseudoperfect number.

27636 has an aliquot sequence that does NOT terminate after 101 steps.

27636 is only one step removed from its home prime (2237747).

27636 can be rendered as a digit equation as follows:

2 + 7 - 6 = -3 + 6