23862 has 16 divisors (see below), whose sum is σ = 49392. Its totient is φ = 7680.

The previous prime is 23857. The next prime is 23869. The reversal of 23862 is 26832.

23862 is nontrivially palindromic in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23869) by changing a digit.

23862 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198 + ... + 294.

It is an arithmetic number, because the mean of its divisors is an integer number (3087).

2²³⁸⁶² is an apocalyptic number.

23862 is an abundant number, since it is smaller than the sum of its proper divisors (25530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24696).

23862 is a wasteful number, since it uses less digits than its factorization.

23862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143.

The product of its digits is 576, while the sum is 21.

The square root of 23862 is about 154.4732986636. The cubic root of 23862 is about 28.7895988675.

It can be divided in two parts, 238 and 62, that added together give a triangular number (300 = T₂₄).

The spelling of 23862 in words is "twenty-three thousand, eight hundred sixty-two".