328508568 has 64 divisors (see below), whose sum is σ = 931968000. Its totient is φ = 107169696.

The previous prime is 328508513. The next prime is 328508591. The reversal of 328508568 is 865805823.

It is a happy number.

328508568 is a `hidden beast` number, since 3 + 2 + 85 + 0 + 8 + 568 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6028 + ... + 26331.

It is an arithmetic number, because the mean of its divisors is an integer number (14562000).

Almost surely, 2^328508568 is an apocalyptic number.

It is an amenable number.

328508568 is an abundant number, since it is smaller than the sum of its proper divisors (603459432).

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

328508568 is a wasteful number, since it uses less digits than its factorization.

328508568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32421 (or 32411 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 328508568 is about 18124.8053230924. The cubic root of 328508568 is about 689.9996975424. Note that the first 3 decimals are identical.

The spelling of 328508568 in words is "three hundred twenty-eight million, five hundred eight thousand, five hundred sixty-eight".