2288768 has 16 divisors (see below), whose sum is σ = 4559910. Its totient is φ = 1144320.

The previous prime is 2288749. The next prime is 2288771. The reversal of 2288768 is 8678822.

It can be written as a sum of positive squares in only one way, i.e., 2050624 + 238144 = 1432^2 + 488^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8813 + ... + 9068.

2^2288768 is an apocalyptic number.

It is an amenable number.

2288768 is a deficient number, since it is larger than the sum of its proper divisors (2271142).

2288768 is an equidigital number, since it uses as much as digits as its factorization.

2288768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17895 (or 17883 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 2288768 is about 1512.8674760203. The cubic root of 2288768 is about 131.7853874100.

The spelling of 2288768 in words is "two million, two hundred eighty-eight thousand, seven hundred sixty-eight".