23534 has 12 divisors (see below), whose sum is σ = 41352. Its totient is φ = 9840.

The previous prime is 23531. The next prime is 23537. The reversal of 23534 is 43532.

It is an interprime number because it is at equal distance from previous prime (23531) and next prime (23537).

It is a plaindrome in base 16.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 554 + ... + 594.

It is an arithmetic number, because the mean of its divisors is an integer number (3446).

2²³⁵³⁴ is an apocalyptic number.

23534 is a deficient number, since it is larger than the sum of its proper divisors (17818).

23534 is an equidigital number, since it uses as much as digits as its factorization.

23534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 50 counting only the distinct ones).

The product of its digits is 360, while the sum is 17.

The square root of 23534 is about 153.4079528577. The cubic root of 23534 is about 28.6570786997.

The spelling of 23534 in words is "twenty-three thousand, five hundred thirty-four".