2329 has 4 divisors (see below), whose sum is σ = 2484. Its totient is φ = 2176.

The previous prime is 2311. The next prime is 2333. The reversal of 2329 is 9232.

2329 is nontrivially palindromic in base 6 and base 16.

2329 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

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 1600 + 729 = 40^2 + 27^2 .

It is not a de Polignac number, because 2329 - 2⁵ = 2297 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

2329 is an undulating number in base 16.

It is a nialpdrome in base 8 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52 + ... + 85.

It is an arithmetic number, because the mean of its divisors is an integer number (621).

2²³²⁹ is an apocalyptic number.

It is an amenable number.

2329 is a deficient number, since it is larger than the sum of its proper divisors (155).

2329 is a wasteful number, since it uses less digits than its factorization.

2329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154.

The product of its digits is 108, while the sum is 16.

The square root of 2329 is about 48.2597140481. The cubic root of 2329 is about 13.2553081853.

Subtracting 2329 from its reverse (9232), we obtain a triangular number (6903 = T₁₁₇).

The spelling of 2329 in words is "two thousand, three hundred twenty-nine".