23347 has 4 divisors (see below), whose sum is σ = 24016. Its totient is φ = 22680.

The previous prime is 23339. The next prime is 23357. The reversal of 23347 is 74332.

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 23347 - 2³ = 23339 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 3³ + 3⁸ + 4⁷ + 7³ .

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (23327) 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, 279 + ... + 352.

It is an arithmetic number, because the mean of its divisors is an integer number (6004).

2²³³⁴⁷ is an apocalyptic number.

23347 is a deficient number, since it is larger than the sum of its proper divisors (669).

23347 is an equidigital number, since it uses as much as digits as its factorization.

23347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668.

The product of its digits is 504, while the sum is 19.

The square root of 23347 is about 152.7972512842. The cubic root of 23347 is about 28.5809741914.

Adding to 23347 its reverse (74332), we get a palindrome (97679).

The spelling of 23347 in words is "twenty-three thousand, three hundred forty-seven", and thus it is an iban number.