43888 has 20 divisors (see below), whose sum is σ = 92008. Its totient is φ = 20160.

The previous prime is 43867. The next prime is 43889. The reversal of 43888 is 88834.

43888 is nontrivially palindromic in base 15.

43888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43888.

It is not an unprimeable number, because it can be changed into a prime (43889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103 + ... + 313.

2⁴³⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46004).

43888 is an abundant number, since it is smaller than the sum of its proper divisors (48120).

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

43888 is a wasteful number, since it uses less digits than its factorization.

43888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 226 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 43888 is about 209.4946300028. The cubic root of 43888 is about 35.2735034306.

The spelling of 43888 in words is "forty-three thousand, eight hundred eighty-eight".