328188282 has 32 divisors (see below), whose sum is σ = 665014272. Its totient is φ = 107964144.

The previous prime is 328188271. The next prime is 328188283. The reversal of 328188282 is 282881823.

It is a super-2 number, since 2×328188282² = 215415096884223048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (328188283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226083 + ... + 227529.

It is an arithmetic number, because the mean of its divisors is an integer number (20781696).

Almost surely, 2^328188282 is an apocalyptic number.

328188282 is an abundant number, since it is smaller than the sum of its proper divisors (336825990).

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

328188282 is a wasteful number, since it uses less digits than its factorization.

328188282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922.

The product of its digits is 98304, while the sum is 42.

The square root of 328188282 is about 18115.9675976747. The cubic root of 328188282 is about 689.7753816234.

The spelling of 328188282 in words is "three hundred twenty-eight million, one hundred eighty-eight thousand, two hundred eighty-two".