2288763 has 16 divisors (see below), whose sum is σ = 3427840. Its totient is φ = 1509192.

The previous prime is 2288749. The next prime is 2288771. The reversal of 2288763 is 3678822.

It is a happy number.

It is not a de Polignac number, because 2288763 - 2⁴ = 2288747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2288723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2370 + ... + 3192.

It is an arithmetic number, because the mean of its divisors is an integer number (214240).

2^2288763 is an apocalyptic number.

2288763 is a deficient number, since it is larger than the sum of its proper divisors (1139077).

2288763 is a wasteful number, since it uses less digits than its factorization.

2288763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935 (or 929 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2288763 is about 1512.8658235283. The cubic root of 2288763 is about 131.7852914446.

The spelling of 2288763 in words is "two million, two hundred eighty-eight thousand, seven hundred sixty-three".