23738 has 16 divisors (see below), whose sum is σ = 42336. Its totient is φ = 9840.

The previous prime is 23719. The next prime is 23741. The reversal of 23738 is 83732.

It is a nialpdrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245 + ... + 327.

It is an arithmetic number, because the mean of its divisors is an integer number (2646).

2²³⁷³⁸ is an apocalyptic number.

23738 is a deficient number, since it is larger than the sum of its proper divisors (18598).

23738 is a wasteful number, since it uses less digits than its factorization.

23738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109.

The product of its digits is 1008, while the sum is 23.

The square root of 23738 is about 154.0714120140. The cubic root of 23738 is about 28.7396434027.

The spelling of 23738 in words is "twenty-three thousand, seven hundred thirty-eight".