2288844 has 24 divisors (see below), whose sum is σ = 5934320. Its totient is φ = 762912.

The previous prime is 2288843. The next prime is 2288849. The reversal of 2288844 is 4488822.

2288844 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2288799 and 2288808.

It is not an unprimeable number, because it can be changed into a prime (2288843) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10489 + ... + 10704.

2^2288844 is an apocalyptic number.

It is an amenable number.

2288844 is an abundant number, since it is smaller than the sum of its proper divisors (3645476).

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

2288844 is a wasteful number, since it uses less digits than its factorization.

2288844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21206 (or 21198 counting only the distinct ones).

The product of its digits is 32768, while the sum is 36.

The square root of 2288844 is about 1512.8925936761. The cubic root of 2288844 is about 131.7868460664.

The spelling of 2288844 in words is "two million, two hundred eighty-eight thousand, eight hundred forty-four".