2240888 has 32 divisors (see below), whose sum is σ = 4687200. Its totient is φ = 997248.

The previous prime is 2240863. The next prime is 2240891. The reversal of 2240888 is 8880422.

It is a congruent number.

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, 2645 + ... + 3387.

It is an arithmetic number, because the mean of its divisors is an integer number (146475).

2^2240888 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 2240888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2343600).

2240888 is an abundant number, since it is smaller than the sum of its proper divisors (2446312).

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

2240888 is a wasteful number, since it uses less digits than its factorization.

2240888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 2240888 is about 1496.9595852928. The cubic root of 2240888 is about 130.8599400452.

The spelling of 2240888 in words is "two million, two hundred forty thousand, eight hundred eighty-eight".