329323997 has 8 divisors (see below), whose sum is σ = 333728640. Its totient is φ = 324929920.

The previous prime is 329323991. The next prime is 329324003. The reversal of 329323997 is 799323923.

It is an interprime number because it is at equal distance from previous prime (329323991) and next prime (329324003).

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

It is a cyclic number.

It is not a de Polignac number, because 329323997 - 2¹² = 329319901 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 (329323991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74972 + ... + 79242.

It is an arithmetic number, because the mean of its divisors is an integer number (41716080).

Almost surely, 2^329323997 is an apocalyptic number.

It is an amenable number.

329323997 is a deficient number, since it is larger than the sum of its proper divisors (4404643).

329323997 is an equidigital number, since it uses as much as digits as its factorization.

329323997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5283.

The product of its digits is 551124, while the sum is 47.

The square root of 329323997 is about 18147.2862158506. The cubic root of 329323997 is about 690.5701350927.

The spelling of 329323997 in words is "three hundred twenty-nine million, three hundred twenty-three thousand, nine hundred ninety-seven".