329383813 has 8 divisors (see below), whose sum is σ = 362509056. Its totient is φ = 296788800.

The previous prime is 329383801. The next prime is 329383837. The reversal of 329383813 is 318383923.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-329383813 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 (329383853) 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 7 ways as a sum of consecutive naturals, for example, 131253 + ... + 133738.

It is an arithmetic number, because the mean of its divisors is an integer number (45313632).

Almost surely, 2^329383813 is an apocalyptic number.

It is an amenable number.

329383813 is a deficient number, since it is larger than the sum of its proper divisors (33125243).

329383813 is a wasteful number, since it uses less digits than its factorization.

329383813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265115.

The product of its digits is 93312, while the sum is 40.

The square root of 329383813 is about 18148.9342111321. The cubic root of 329383813 is about 690.6119425962.

The spelling of 329383813 in words is "three hundred twenty-nine million, three hundred eighty-three thousand, eight hundred thirteen".