85344323 has 2 divisors, whose sum is σ = 85344324. Its totient is φ = 85344322.

The previous prime is 85344319. The next prime is 85344397. The reversal of 85344323 is 32344358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85344323 - 2² = 85344319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85344323.

It is not a weakly prime, because it can be changed into another prime (85344923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42672161 + 42672162.

It is an arithmetic number, because the mean of its divisors is an integer number (42672162).

Almost surely, 2^85344323 is an apocalyptic number.

85344323 is a deficient number, since it is larger than the sum of its proper divisors (1).

85344323 is an equidigital number, since it uses as much as digits as its factorization.

85344323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 32.

The square root of 85344323 is about 9238.1991210409. The cubic root of 85344323 is about 440.2758652288.

The spelling of 85344323 in words is "eighty-five million, three hundred forty-four thousand, three hundred twenty-three".