328443223 has 2 divisors, whose sum is σ = 328443224. Its totient is φ = 328443222.

The previous prime is 328443217. The next prime is 328443259. The reversal of 328443223 is 322344823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328443223 - 2⁹ = 328442711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328443263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164221611 + 164221612.

It is an arithmetic number, because the mean of its divisors is an integer number (164221612).

Almost surely, 2^328443223 is an apocalyptic number.

328443223 is a deficient number, since it is larger than the sum of its proper divisors (1).

328443223 is an equidigital number, since it uses as much as digits as its factorization.

328443223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 31.

The square root of 328443223 is about 18123.0025933894. The cubic root of 328443223 is about 689.9539442760.

The spelling of 328443223 in words is "three hundred twenty-eight million, four hundred forty-three thousand, two hundred twenty-three".