4038888 has 64 divisors (see below), whose sum is σ = 11952000. Its totient is φ = 1112832.

The previous prime is 4038857. The next prime is 4038893. The reversal of 4038888 is 8888304.

4038888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4458 + ... + 5286.

It is an arithmetic number, because the mean of its divisors is an integer number (186750).

Almost surely, 2^4038888 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 4038888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5976000).

4038888 is an abundant number, since it is smaller than the sum of its proper divisors (7913112).

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

4038888 is a wasteful number, since it uses less digits than its factorization.

4038888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 870 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 39.

The square root of 4038888 is about 2009.6984848479. The cubic root of 4038888 is about 159.2528708346.

The spelling of 4038888 in words is "four million, thirty-eight thousand, eight hundred eighty-eight".