329339939 has 12 divisors (see below), whose sum is σ = 358810560. Its totient is φ = 301931280.

The previous prime is 329339887. The next prime is 329339957. The reversal of 329339939 is 939933923.

It is not a de Polignac number, because 329339939 - 2⁸ = 329339683 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (329339039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3524 + ... + 25905.

It is an arithmetic number, because the mean of its divisors is an integer number (29900880).

Almost surely, 2^329339939 is an apocalyptic number.

329339939 is a deficient number, since it is larger than the sum of its proper divisors (29470621).

329339939 is a wasteful number, since it uses less digits than its factorization.

329339939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29498 (or 29479 counting only the distinct ones).

The product of its digits is 1062882, while the sum is 50.

The square root of 329339939 is about 18147.7254497637. The cubic root of 329339939 is about 690.5812780112.

The spelling of 329339939 in words is "three hundred twenty-nine million, three hundred thirty-nine thousand, nine hundred thirty-nine".