323116320 has 96 divisors (see below), whose sum is σ = 1030821120. Its totient is φ = 85063680.

The previous prime is 323116309. The next prime is 323116333. The reversal of 323116320 is 23611323.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 33660 + ... + 42180.

It is an arithmetic number, because the mean of its divisors is an integer number (10737720).

Almost surely, 2^323116320 is an apocalyptic number.

323116320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323116320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515410560).

323116320 is an abundant number, since it is smaller than the sum of its proper divisors (707704800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323116320 is a wasteful number, since it uses less digits than its factorization.

323116320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8618 (or 8610 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 323116320 is about 17975.4365732797. The cubic root of 323116320 is about 686.2035565664.

Adding to 323116320 its reverse (23611323), we get a palindrome (346727643).

The spelling of 323116320 in words is "three hundred twenty-three million, one hundred sixteen thousand, three hundred twenty".