328665752 has 16 divisors (see below), whose sum is σ = 617434440. Its totient is φ = 164016576.

The previous prime is 328665737. The next prime is 328665761. The reversal of 328665752 is 257566823.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35093 + ... + 43460.

Almost surely, 2^328665752 is an apocalyptic number.

It is an amenable number.

328665752 is a deficient number, since it is larger than the sum of its proper divisors (288768688).

328665752 is a wasteful number, since it uses less digits than its factorization.

328665752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79082 (or 79078 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 328665752 is about 18129.1409614466. The cubic root of 328665752 is about 690.1097298009.

The spelling of 328665752 in words is "three hundred twenty-eight million, six hundred sixty-five thousand, seven hundred fifty-two".