863323 has 2 divisors, whose sum is σ = 863324. Its totient is φ = 863322.

The previous prime is 863309. The next prime is 863363. The reversal of 863323 is 323368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 863323 - 2⁹ = 862811 is a prime.

It is not a weakly prime, because it can be changed into another prime (863363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431661 + 431662.

It is an arithmetic number, because the mean of its divisors is an integer number (431662).

2⁸⁶³³²³ is an apocalyptic number.

863323 is a deficient number, since it is larger than the sum of its proper divisors (1).

863323 is an equidigital number, since it uses as much as digits as its factorization.

863323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 863323 is about 929.1517637071. The cubic root of 863323 is about 95.2191799856.

The spelling of 863323 in words is "eight hundred sixty-three thousand, three hundred twenty-three".