329235013 has 4 divisors (see below), whose sum is σ = 329684908. Its totient is φ = 328785120.

The previous prime is 329235007. The next prime is 329235031. The reversal of 329235013 is 310532923.

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

It can be written as a sum of positive squares in 2 ways, for example, as 323388289 + 5846724 = 17983^2 + 2418^2 .

It is a cyclic number.

It is not a de Polignac number, because 329235013 - 2⁹ = 329234501 is a prime.

It is a super-2 number, since 2×329235013² = 216791387570220338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329239013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223848 + ... + 225313.

It is an arithmetic number, because the mean of its divisors is an integer number (82421227).

Almost surely, 2^329235013 is an apocalyptic number.

It is an amenable number.

329235013 is a deficient number, since it is larger than the sum of its proper divisors (449895).

329235013 is an equidigital number, since it uses as much as digits as its factorization.

329235013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449894.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 329235013 is about 18144.8343337711. The cubic root of 329235013 is about 690.5079316811.

Adding to 329235013 its reverse (310532923), we get a palindrome (639767936).

The spelling of 329235013 in words is "three hundred twenty-nine million, two hundred thirty-five thousand, thirteen".