864323 has 2 divisors, whose sum is σ = 864324. Its totient is φ = 864322.

The previous prime is 864319. The next prime is 864341. The reversal of 864323 is 323468.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 864323 - 2² = 864319 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 864292 and 864301.

It is not a weakly prime, because it can be changed into another prime (864223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432161 + 432162.

It is an arithmetic number, because the mean of its divisors is an integer number (432162).

2⁸⁶⁴³²³ is an apocalyptic number.

864323 is a deficient number, since it is larger than the sum of its proper divisors (1).

864323 is an equidigital number, since it uses as much as digits as its factorization.

864323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

The square root of 864323 is about 929.6897331906. The cubic root of 864323 is about 95.2559304019.

The spelling of 864323 in words is "eight hundred sixty-four thousand, three hundred twenty-three".