323391168 has 84 divisors (see below), whose sum is σ = 939762408. Its totient is φ = 106306560.

The previous prime is 323391091. The next prime is 323391169. The reversal of 323391168 is 861193323.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (323391169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38203 + ... + 45893.

Almost surely, 2^323391168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323391168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469881204).

323391168 is an abundant number, since it is smaller than the sum of its proper divisors (616371240).

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

323391168 is a wasteful number, since it uses less digits than its factorization.

323391168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782 (or 7769 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 323391168 is about 17983.0800476448. The cubic root of 323391168 is about 686.3980667297.

The spelling of 323391168 in words is "three hundred twenty-three million, three hundred ninety-one thousand, one hundred sixty-eight".