27329 has 2 divisors, whose sum is σ = 27330. Its totient is φ = 27328.

The previous prime is 27299. The next prime is 27337. The reversal of 27329 is 92372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23104 + 4225 = 152^2 + 65^2 .

It is a cyclic number.

It is not a de Polignac number, because 27329 - 2⁸ = 27073 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (27529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13664 + 13665.

It is an arithmetic number, because the mean of its divisors is an integer number (13665).

2²⁷³²⁹ is an apocalyptic number.

It is an amenable number.

27329 is a deficient number, since it is larger than the sum of its proper divisors (1).

27329 is an equidigital number, since it uses as much as digits as its factorization.

27329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 23.

The square root of 27329 is about 165.3148511175. The cubic root of 27329 is about 30.1213602462.

The spelling of 27329 in words is "twenty-seven thousand, three hundred twenty-nine".