2289166 has 8 divisors (see below), whose sum is σ = 3745944. Its totient is φ = 1040520.

The previous prime is 2289163. The next prime is 2289179. The reversal of 2289166 is 6619822.

It is a happy number.

2289166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289163) 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 3 ways as a sum of consecutive naturals, for example, 52005 + ... + 52048.

It is an arithmetic number, because the mean of its divisors is an integer number (468243).

2^2289166 is an apocalyptic number.

2289166 is a deficient number, since it is larger than the sum of its proper divisors (1456778).

2289166 is a wasteful number, since it uses less digits than its factorization.

2289166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104066.

The product of its digits is 10368, while the sum is 34.

The square root of 2289166 is about 1512.9990085919. Note that the first 3 decimals coincide. The cubic root of 2289166 is about 131.7930258053.

The spelling of 2289166 in words is "two million, two hundred eighty-nine thousand, one hundred sixty-six".