800320323 has 32 divisors (see below), whose sum is σ = 1210844160. Its totient is φ = 465903360.

The previous prime is 800320319. The next prime is 800320331. The reversal of 800320323 is 323023008.

It is not a de Polignac number, because 800320323 - 2² = 800320319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 800320323.

It is not an unprimeable number, because it can be changed into a prime (800320393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92311 + ... + 100607.

It is an arithmetic number, because the mean of its divisors is an integer number (37838880).

Almost surely, 2^800320323 is an apocalyptic number.

800320323 is a deficient number, since it is larger than the sum of its proper divisors (410523837).

800320323 is a wasteful number, since it uses less digits than its factorization.

800320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 800320323 is about 28289.9332448841. The cubic root of 800320323 is about 928.4416508278.

It can be divided in two parts, 800 and 320323, that added together give a palindrome (321123).

The spelling of 800320323 in words is "eight hundred million, three hundred twenty thousand, three hundred twenty-three".