86423 has 2 divisors, whose sum is σ = 86424. Its totient is φ = 86422.

The previous prime is 86413. The next prime is 86441. The reversal of 86423 is 32468.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86423 - 2¹⁴ = 70039 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 86423.

It is not a weakly prime, because it can be changed into another prime (86413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43211 + 43212.

It is an arithmetic number, because the mean of its divisors is an integer number (43212).

2⁸⁶⁴²³ is an apocalyptic number.

86423 is a deficient number, since it is larger than the sum of its proper divisors (1).

86423 is an equidigital number, since it uses as much as digits as its factorization.

86423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 86423 is about 293.9778903251. The cubic root of 86423 is about 44.2123004470.

The spelling of 86423 in words is "eighty-six thousand, four hundred twenty-three".