86923 has 2 divisors, whose sum is σ = 86924. Its totient is φ = 86922.

The previous prime is 86869. The next prime is 86927. The reversal of 86923 is 32968.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86891 and 86900.

It is not a weakly prime, because it can be changed into another prime (86927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43461 + 43462.

It is an arithmetic number, because the mean of its divisors is an integer number (43462).

2⁸⁶⁹²³ is an apocalyptic number.

86923 is a deficient number, since it is larger than the sum of its proper divisors (1).

86923 is an equidigital number, since it uses as much as digits as its factorization.

86923 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 86923 is about 294.8270679568. The cubic root of 86923 is about 44.2973999191.

The spelling of 86923 in words is "eighty-six thousand, nine hundred twenty-three".