865327 has 2 divisors, whose sum is σ = 865328. Its totient is φ = 865326.

The previous prime is 865321. The next prime is 865339. The reversal of 865327 is 723568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 865327 - 2¹¹ = 863279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (865321) 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, 432663 + 432664.

It is an arithmetic number, because the mean of its divisors is an integer number (432664).

2⁸⁶⁵³²⁷ is an apocalyptic number.

865327 is a deficient number, since it is larger than the sum of its proper divisors (1).

865327 is an equidigital number, since it uses as much as digits as its factorization.

865327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 865327 is about 930.2295415649. The cubic root of 865327 is about 95.2927993144.

The spelling of 865327 in words is "eight hundred sixty-five thousand, three hundred twenty-seven".