329788093 has 4 divisors (see below), whose sum is σ = 331763040. Its totient is φ = 327813148.

The previous prime is 329788091. The next prime is 329788153. The reversal of 329788093 is 390887923.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 390887923 = 2791 ⋅140053.

It is a cyclic number.

It is not a de Polignac number, because 329788093 - 2¹ = 329788091 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 (329788091) 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, 987223 + ... + 987556.

It is an arithmetic number, because the mean of its divisors is an integer number (82940760).

Almost surely, 2^329788093 is an apocalyptic number.

It is an amenable number.

329788093 is a deficient number, since it is larger than the sum of its proper divisors (1974947).

329788093 is a wasteful number, since it uses less digits than its factorization.

329788093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1974946.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 329788093 is about 18160.0686397381. The cubic root of 329788093 is about 690.8943754646.

The spelling of 329788093 in words is "three hundred twenty-nine million, seven hundred eighty-eight thousand, ninety-three".