328919340 has 24 divisors (see below), whose sum is σ = 920974320. Its totient is φ = 87711808.

The previous prime is 328919333. The next prime is 328919377. The reversal of 328919340 is 43919823.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2740935 + ... + 2741054.

It is an arithmetic number, because the mean of its divisors is an integer number (38373930).

Almost surely, 2^328919340 is an apocalyptic number.

328919340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

328919340 is an abundant number, since it is smaller than the sum of its proper divisors (592054980).

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

328919340 is a wasteful number, since it uses less digits than its factorization.

328919340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482001 (or 5481999 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 328919340 is about 18136.1335460456. The cubic root of 328919340 is about 690.2871730496.

The spelling of 328919340 in words is "three hundred twenty-eight million, nine hundred nineteen thousand, three hundred forty".