84663 has 12 divisors (see below), whose sum is σ = 127920. Its totient is φ = 53856.

The previous prime is 84659. The next prime is 84673. The reversal of 84663 is 36648.

It is not a de Polignac number, because 84663 - 2² = 84659 is a prime.

84663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3 + ... + 411.

It is an arithmetic number, because the mean of its divisors is an integer number (10660).

2⁸⁴⁶⁶³ is an apocalyptic number.

84663 is a deficient number, since it is larger than the sum of its proper divisors (43257).

84663 is a wasteful number, since it uses less digits than its factorization.

84663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 435 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 84663 is about 290.9690705212. The cubic root of 84663 is about 43.9101126379.

It can be divided in two parts, 846 and 63, that added together give a palindrome (909).

The spelling of 84663 in words is "eighty-four thousand, six hundred sixty-three".