2389888 has 16 divisors (see below), whose sum is σ = 4761360. Its totient is φ = 1194880.

The previous prime is 2389879. The next prime is 2389889. The reversal of 2389888 is 8889832.

2389888 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2389889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9208 + ... + 9463.

It is an arithmetic number, because the mean of its divisors is an integer number (297585).

2^2389888 is an apocalyptic number.

It is an amenable number.

2389888 is a deficient number, since it is larger than the sum of its proper divisors (2371472).

2389888 is an equidigital number, since it uses as much as digits as its factorization.

2389888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18685 (or 18673 counting only the distinct ones).

The product of its digits is 221184, while the sum is 46.

The square root of 2389888 is about 1545.9262595609. The cubic root of 2389888 is about 133.6982890325.

The spelling of 2389888 in words is "two million, three hundred eighty-nine thousand, eight hundred eighty-eight".