328966056 has 96 divisors (see below), whose sum is σ = 955584000. Its totient is φ = 104851296.

The previous prime is 328966051. The next prime is 328966069. The reversal of 328966056 is 650669823.

It is a happy number.

328966056 is a `hidden beast` number, since 32 + 8 + 9 + 6 + 605 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (328966051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112825 + ... + 115703.

It is an arithmetic number, because the mean of its divisors is an integer number (9954000).

Almost surely, 2^328966056 is an apocalyptic number.

328966056 is a gapful number since it is divisible by the number (36) 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 328966056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477792000).

328966056 is an abundant number, since it is smaller than the sum of its proper divisors (626617944).

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

328966056 is a wasteful number, since it uses less digits than its factorization.

328966056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940 (or 2907 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 328966056 is about 18137.4214264321. The cubic root of 328966056 is about 690.3198517088.

The spelling of 328966056 in words is "three hundred twenty-eight million, nine hundred sixty-six thousand, fifty-six".