86706 has 12 divisors (see below), whose sum is σ = 187902. Its totient is φ = 28896.

The previous prime is 86693. The next prime is 86711. The reversal of 86706 is 60768.

It can be written as a sum of positive squares in only one way, i.e., 84681 + 2025 = 291^2 + 45^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86706.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 86706.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2391 + ... + 2426.

2⁸⁶⁷⁰⁶ is an apocalyptic number.

86706 is an abundant number, since it is smaller than the sum of its proper divisors (101196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86706 is a wasteful number, since it uses less digits than its factorization.

86706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4825 (or 4822 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 86706 is about 294.4588256446. The cubic root of 86706 is about 44.2605069371.

The spelling of 86706 in words is "eighty-six thousand, seven hundred six".