328891052 has 12 divisors (see below), whose sum is σ = 657782160. Its totient is φ = 140953296.

The previous prime is 328891049. The next prime is 328891063. The reversal of 328891052 is 250198823.

328891052 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 328890997 and 328891015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5873027 + ... + 5873082.

It is an arithmetic number, because the mean of its divisors is an integer number (54815180).

Almost surely, 2^328891052 is an apocalyptic number.

It is an amenable number.

328891052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

328891052 is a wasteful number, since it uses less digits than its factorization.

328891052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11746120 (or 11746118 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 328891052 is about 18135.3536497086. The cubic root of 328891052 is about 690.2673835947.

The spelling of 328891052 in words is "three hundred twenty-eight million, eight hundred ninety-one thousand, fifty-two".