2288864 has 12 divisors (see below), whose sum is σ = 4506264. Its totient is φ = 1144416.

The previous prime is 2288861. The next prime is 2288879. The reversal of 2288864 is 4688822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2288861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35732 + ... + 35795.

It is an arithmetic number, because the mean of its divisors is an integer number (375522).

2^2288864 is an apocalyptic number.

It is an amenable number.

2288864 is a deficient number, since it is larger than the sum of its proper divisors (2217400).

2288864 is an equidigital number, since it uses as much as digits as its factorization.

2288864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71537 (or 71529 counting only the distinct ones).

The product of its digits is 49152, while the sum is 38.

The square root of 2288864 is about 1512.8992035162. The cubic root of 2288864 is about 131.7872299180.

The spelling of 2288864 in words is "two million, two hundred eighty-eight thousand, eight hundred sixty-four".