328865788 has 6 divisors (see below), whose sum is σ = 575515136. Its totient is φ = 164432892.

The previous prime is 328865783. The next prime is 328865791. The reversal of 328865788 is 887568823.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328865783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41108220 + ... + 41108227.

Almost surely, 2^328865788 is an apocalyptic number.

It is an amenable number.

328865788 is a deficient number, since it is larger than the sum of its proper divisors (246649348).

328865788 is a wasteful number, since it uses less digits than its factorization.

328865788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82216451 (or 82216449 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 55.

The square root of 328865788 is about 18134.6570962894. The cubic root of 328865788 is about 690.2497086822.

The spelling of 328865788 in words is "three hundred twenty-eight million, eight hundred sixty-five thousand, seven hundred eighty-eight".