23704 has 8 divisors (see below), whose sum is σ = 44460. Its totient is φ = 11848.

The previous prime is 23689. The next prime is 23719. The reversal of 23704 is 40732.

It is an interprime number because it is at equal distance from previous prime (23689) and next prime (23719).

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

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

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, 1474 + ... + 1489.

2²³⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

23704 is a deficient number, since it is larger than the sum of its proper divisors (20756).

23704 is a wasteful number, since it uses less digits than its factorization.

23704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969 (or 2965 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 23704 is about 153.9610340313. The cubic root of 23704 is about 28.7259155574.

It can be divided in two parts, 23 and 704, that added together give a palindrome (727).

The spelling of 23704 in words is "twenty-three thousand, seven hundred four", and thus it is an iban number.