23768 has 8 divisors (see below), whose sum is σ = 44580. Its totient is φ = 11880.

The previous prime is 23767. The next prime is 23773. The reversal of 23768 is 86732.

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1478 + ... + 1493.

2²³⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

23768 is a deficient number, since it is larger than the sum of its proper divisors (20812).

23768 is a wasteful number, since it uses less digits than its factorization.

23768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977 (or 2973 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 23768 is about 154.1687387248. The cubic root of 23768 is about 28.7517453257.

The spelling of 23768 in words is "twenty-three thousand, seven hundred sixty-eight".