86293 has 2 divisors, whose sum is σ = 86294. Its totient is φ = 86292.

The previous prime is 86291. The next prime is 86297. The reversal of 86293 is 39268.

86293 is nontrivially palindromic in base 2 and base 4.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47089 + 39204 = 217^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 86293 - 2¹ = 86291 is a prime.

Together with 86291, it forms a pair of twin primes.

86293 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43146 + 43147.

It is an arithmetic number, because the mean of its divisors is an integer number (43147).

2⁸⁶²⁹³ is an apocalyptic number.

It is an amenable number.

86293 is a deficient number, since it is larger than the sum of its proper divisors (1).

86293 is an equidigital number, since it uses as much as digits as its factorization.

86293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 86293 is about 293.7567020512. The cubic root of 86293 is about 44.1901208444.

The spelling of 86293 in words is "eighty-six thousand, two hundred ninety-three".