329768423 has 4 divisors (see below), whose sum is σ = 329844408. Its totient is φ = 329692440.

The previous prime is 329768401. The next prime is 329768429. The reversal of 329768423 is 324867923.

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

It is a cyclic number.

It is not a de Polignac number, because 329768423 - 2⁸ = 329768167 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 (329768429) 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, 31061 + ... + 40302.

It is an arithmetic number, because the mean of its divisors is an integer number (82461102).

Almost surely, 2^329768423 is an apocalyptic number.

329768423 is a deficient number, since it is larger than the sum of its proper divisors (75985).

329768423 is an equidigital number, since it uses as much as digits as its factorization.

329768423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75984.

The product of its digits is 435456, while the sum is 44.

The square root of 329768423 is about 18159.5270588196. The cubic root of 329768423 is about 690.8806392071.

The spelling of 329768423 in words is "three hundred twenty-nine million, seven hundred sixty-eight thousand, four hundred twenty-three".