328548528 has 480 divisors, whose sum is σ = 1282417920. Its totient is φ = 79349760.

The previous prime is 328548499. The next prime is 328548557. The reversal of 328548528 is 825845823.

328548528 is a `hidden beast` number, since 3 + 2 + 85 + 48 + 528 = 666.

It is an interprime number because it is at equal distance from previous prime (328548499) and next prime (328548557).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3958375 + ... + 3958457.

It is an arithmetic number, because the mean of its divisors is an integer number (2671704).

Almost surely, 2^328548528 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 328548528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (641208960).

328548528 is an abundant number, since it is smaller than the sum of its proper divisors (953869392).

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

328548528 is a wasteful number, since it uses less digits than its factorization.

328548528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 123 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The square root of 328548528 is about 18125.9076462394. The cubic root of 328548528 is about 690.0276737483.

The spelling of 328548528 in words is "three hundred twenty-eight million, five hundred forty-eight thousand, five hundred twenty-eight".