328380188 has 12 divisors (see below), whose sum is σ = 577675392. Its totient is φ = 163330080.

The previous prime is 328380187. The next prime is 328380229. The reversal of 328380188 is 881083823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328380187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214145 + ... + 215672.

It is an arithmetic number, because the mean of its divisors is an integer number (48139616).

Almost surely, 2^328380188 is an apocalyptic number.

It is an amenable number.

328380188 is a deficient number, since it is larger than the sum of its proper divisors (249295204).

328380188 is a wasteful number, since it uses less digits than its factorization.

328380188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430012 (or 430010 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 41.

The square root of 328380188 is about 18121.2634217375. The cubic root of 328380188 is about 689.9098026746.

The spelling of 328380188 in words is "three hundred twenty-eight million, three hundred eighty thousand, one hundred eighty-eight".