85806323 has 2 divisors, whose sum is σ = 85806324. Its totient is φ = 85806322.

The previous prime is 85806289. The next prime is 85806341. The reversal of 85806323 is 32360858.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85806323 - 2¹⁰ = 85805299 is a prime.

It is not a weakly prime, because it can be changed into another prime (85806373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42903161 + 42903162.

It is an arithmetic number, because the mean of its divisors is an integer number (42903162).

Almost surely, 2^85806323 is an apocalyptic number.

85806323 is a deficient number, since it is larger than the sum of its proper divisors (1).

85806323 is an equidigital number, since it uses as much as digits as its factorization.

85806323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 85806323 is about 9263.1702456556. The cubic root of 85806323 is about 441.0688939969.

The spelling of 85806323 in words is "eighty-five million, eight hundred six thousand, three hundred twenty-three".