328706329 has 8 divisors (see below), whose sum is σ = 388618560. Its totient is φ = 272032656.

The previous prime is 328706293. The next prime is 328706351. The reversal of 328706329 is 923607823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328706329 - 2⁷ = 328706201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 328706291 and 328706300.

It is not an unprimeable number, because it can be changed into a prime (328706129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809419 + ... + 809824.

It is an arithmetic number, because the mean of its divisors is an integer number (48577320).

Almost surely, 2^328706329 is an apocalyptic number.

It is an amenable number.

328706329 is a deficient number, since it is larger than the sum of its proper divisors (59912231).

328706329 is a wasteful number, since it uses less digits than its factorization.

328706329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619279.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 328706329 is about 18130.2600367452. The cubic root of 328706329 is about 690.1381288963.

The spelling of 328706329 in words is "three hundred twenty-eight million, seven hundred six thousand, three hundred twenty-nine".