328555608 has 32 divisors (see below), whose sum is σ = 847887360. Its totient is φ = 105985440.

The previous prime is 328555607. The next prime is 328555609. The reversal of 328555608 is 806555823.

It is an interprime number because it is at equal distance from previous prime (328555607) and next prime (328555609).

It is a super-3 number, since 3×328555608³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 328555608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328555603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220060 + ... + 221547.

It is an arithmetic number, because the mean of its divisors is an integer number (26496480).

Almost surely, 2^328555608 is an apocalyptic number.

It is an amenable number.

328555608 is an abundant number, since it is smaller than the sum of its proper divisors (519331752).

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

328555608 is a wasteful number, since it uses less digits than its factorization.

328555608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441647 (or 441643 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The square root of 328555608 is about 18126.1029457520. The cubic root of 328555608 is about 690.0326302569.

The spelling of 328555608 in words is "three hundred twenty-eight million, five hundred fifty-five thousand, six hundred eight".