328591608 has 32 divisors (see below), whose sum is σ = 821923200. Its totient is φ = 109471328.

The previous prime is 328591597. The next prime is 328591619. The reversal of 328591608 is 806195823.

It is an interprime number because it is at equal distance from previous prime (328591597) and next prime (328591619).

It is a self number, because there is not a number n which added to its sum of digits gives 328591608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85063 + ... + 88841.

It is an arithmetic number, because the mean of its divisors is an integer number (25685100).

Almost surely, 2^328591608 is an apocalyptic number.

It is an amenable number.

328591608 is an abundant number, since it is smaller than the sum of its proper divisors (493331592).

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

328591608 is a wasteful number, since it uses less digits than its factorization.

328591608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7411 (or 7407 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 328591608 is about 18127.0959615709. The cubic root of 328591608 is about 690.0578317417.

The spelling of 328591608 in words is "three hundred twenty-eight million, five hundred ninety-one thousand, six hundred eight".