872323 has 2 divisors, whose sum is σ = 872324. Its totient is φ = 872322.

The previous prime is 872317. The next prime is 872351. The reversal of 872323 is 323278.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 872323 - 2¹³ = 864131 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is equal to p₆₉₂₆₂ and since 872323 and 69262 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (872353) 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, 436161 + 436162.

It is an arithmetic number, because the mean of its divisors is an integer number (436162).

2⁸⁷²³²³ is an apocalyptic number.

872323 is a deficient number, since it is larger than the sum of its proper divisors (1).

872323 is an equidigital number, since it uses as much as digits as its factorization.

872323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 872323 is about 933.9823338800. The cubic root of 872323 is about 95.5489182238.

The spelling of 872323 in words is "eight hundred seventy-two thousand, three hundred twenty-three".