319325328 has 140 divisors (see below), whose sum is σ = 1060402368. Its totient is φ = 91212480.

The previous prime is 319325317. The next prime is 319325333. The reversal of 319325328 is 823523913.

319325328 is a `hidden beast` number, since 3 + 1 + 9 + 325 + 328 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 319325292 and 319325301.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 79693 + ... + 83603.

Almost surely, 2^319325328 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 319325328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530201184).

319325328 is an abundant number, since it is smaller than the sum of its proper divisors (741077040).

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

319325328 is an equidigital number, since it uses as much as digits as its factorization.

319325328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3944 (or 3923 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 319325328 is about 17869.6762141903. The cubic root of 319325328 is about 683.5093434103.

The spelling of 319325328 in words is "three hundred nineteen million, three hundred twenty-five thousand, three hundred twenty-eight".