99329 has 4 divisors (see below), whose sum is σ = 100800. Its totient is φ = 97860.

The previous prime is 99317. The next prime is 99347. The reversal of 99329 is 92399.

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.

It is a cyclic number.

It is not a de Polignac number, because 99329 - 2¹² = 95233 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99295 and 99304.

It is not an unprimeable number, because it can be changed into a prime (99349) 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, 629 + ... + 770.

It is an arithmetic number, because the mean of its divisors is an integer number (25200).

It is a Proth number, since it is equal to 97 ⋅ 2¹⁰ + 1 and 97 < 2¹⁰.

2⁹⁹³²⁹ is an apocalyptic number.

It is an amenable number.

99329 is a deficient number, since it is larger than the sum of its proper divisors (1471).

99329 is a wasteful number, since it uses less digits than its factorization.

99329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470.

The product of its digits is 4374, while the sum is 32.

The square root of 99329 is about 315.1650361319. The cubic root of 99329 is about 46.3118383927.

The spelling of 99329 in words is "ninety-nine thousand, three hundred twenty-nine".