27023 has 4 divisors (see below), whose sum is σ = 27528. Its totient is φ = 26520.

The previous prime is 27017. The next prime is 27031. The reversal of 27023 is 32072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27023 - 2⁶ = 26959 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 26989 and 27007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27043) 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, 161 + ... + 282.

It is an arithmetic number, because the mean of its divisors is an integer number (6882).

2²⁷⁰²³ is an apocalyptic number.

27023 is a deficient number, since it is larger than the sum of its proper divisors (505).

27023 is an equidigital number, since it uses as much as digits as its factorization.

27023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 27023 is about 164.3867391245. The cubic root of 27023 is about 30.0085161008.

Adding to 27023 its reverse (32072), we get a palindrome (59095).

The spelling of 27023 in words is "twenty-seven thousand, twenty-three", and thus it is an iban number.