328242823 has 4 divisors (see below), whose sum is σ = 328292008. Its totient is φ = 328193640.

The previous prime is 328242781. The next prime is 328242847.

328242823 is nontrivially palindromic in base 10.

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-328242823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328242853) by changing a digit.

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, 12648 + ... + 28573.

It is an arithmetic number, because the mean of its divisors is an integer number (82073002).

Almost surely, 2^328242823 is an apocalyptic number.

328242823 is a deficient number, since it is larger than the sum of its proper divisors (49185).

328242823 is an equidigital number, since it uses as much as digits as its factorization.

328242823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49184.

The product of its digits is 36864, while the sum is 34.

The square root of 328242823 is about 18117.4728646133. The cubic root of 328242823 is about 689.8135903360.

The spelling of 328242823 in words is "three hundred twenty-eight million, two hundred forty-two thousand, eight hundred twenty-three".