2289963 has 16 divisors (see below), whose sum is σ = 3338496. Its totient is φ = 1387680.

The previous prime is 2289961. The next prime is 2289979. The reversal of 2289963 is 3699822.

2289963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2289963 - 2¹ = 2289961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2289961) 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 15 ways as a sum of consecutive naturals, for example, 2356 + ... + 3182.

It is an arithmetic number, because the mean of its divisors is an integer number (208656).

2^2289963 is an apocalyptic number.

2289963 is a deficient number, since it is larger than the sum of its proper divisors (1048533).

2289963 is a wasteful number, since it uses less digits than its factorization.

2289963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its digits is 46656, while the sum is 39.

The square root of 2289963 is about 1513.2623698487. The cubic root of 2289963 is about 131.8083191266.

The spelling of 2289963 in words is "two million, two hundred eighty-nine thousand, nine hundred sixty-three".