2289973 has 16 divisors (see below), whose sum is σ = 2741760. Its totient is φ = 1872000.

The previous prime is 2289961. The next prime is 2289979. The reversal of 2289973 is 3799822.

2289973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2289973 - 2⁹ = 2289461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289979) 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, 22623 + ... + 22723.

It is an arithmetic number, because the mean of its divisors is an integer number (171360).

2^2289973 is an apocalyptic number.

It is an amenable number.

2289973 is a deficient number, since it is larger than the sum of its proper divisors (451787).

2289973 is a wasteful number, since it uses less digits than its factorization.

2289973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228.

The product of its digits is 54432, while the sum is 40.

The square root of 2289973 is about 1513.2656739648. The cubic root of 2289973 is about 131.8085109902.

It can be divided in two parts, 228 and 9973, that added together give a palindrome (10201).

The spelling of 2289973 in words is "two million, two hundred eighty-nine thousand, nine hundred seventy-three".