86693 has 2 divisors, whose sum is σ = 86694. Its totient is φ = 86692.
The previous prime is 86689. The next prime is 86711. The reversal of 86693 is 39668.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 77284 + 9409 = 278^2 + 97^2 .
It is a cyclic number.
It is not a de Polignac number, because 86693 - 22 = 86689 is a prime.
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 86693.
It is not a weakly prime, because it can be changed into another prime (86293) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43346 + 43347.
It is an arithmetic number, because the mean of its divisors is an integer number (43347).
286693 is an apocalyptic number.
It is an amenable number.
86693 is a deficient number, since it is larger than the sum of its proper divisors (1).
86693 is an equidigital number, since it uses as much as digits as its factorization.
86693 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7776, while the sum is 32.
The square root of 86693 is about 294.4367504236. The cubic root of 86693 is about 44.2582948051.
It can be divided in two parts, 866 and 93, that added together give a palindrome (959).
The spelling of 86693 in words is "eighty-six thousand, six hundred ninety-three".
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