323825320 has 192 divisors, whose sum is σ = 930787200. Its totient is φ = 100477440.

The previous prime is 323825317. The next prime is 323825321. The reversal of 323825320 is 23528323.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (323825321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1808991 + ... + 1809169.

It is an arithmetic number, because the mean of its divisors is an integer number (4847850).

Almost surely, 2^323825320 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 323825320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (465393600).

323825320 is an abundant number, since it is smaller than the sum of its proper divisors (606961880).

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

323825320 is a wasteful number, since it uses less digits than its factorization.

323825320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 323825320 is about 17995.1471235997. The cubic root of 323825320 is about 686.7050920569.

The spelling of 323825320 in words is "three hundred twenty-three million, eight hundred twenty-five thousand, three hundred twenty".