328859323 has 4 divisors (see below), whose sum is σ = 354156208. Its totient is φ = 303562440.

The previous prime is 328859303. The next prime is 328859341. The reversal of 328859323 is 323958823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328859323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328859323.

It is not an unprimeable number, because it can be changed into a prime (328859303) 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, 12648423 + ... + 12648448.

It is an arithmetic number, because the mean of its divisors is an integer number (88539052).

Almost surely, 2^328859323 is an apocalyptic number.

328859323 is a deficient number, since it is larger than the sum of its proper divisors (25296885).

328859323 is a wasteful number, since it uses less digits than its factorization.

328859323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25296884.

The product of its digits is 311040, while the sum is 43.

The square root of 328859323 is about 18134.4788455583. The cubic root of 328859323 is about 690.2451855669.

The spelling of 328859323 in words is "three hundred twenty-eight million, eight hundred fifty-nine thousand, three hundred twenty-three".