2289023 has 8 divisors (see below), whose sum is σ = 2540160. Its totient is φ = 2045080.

The previous prime is 2289013. The next prime is 2289031. The reversal of 2289023 is 3209822.

2289023 = 312² + 313² + ... + 333².

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2289023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2288983 and 2289001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115 + ... + 2412.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

2^2289023 is an apocalyptic number.

2289023 is a deficient number, since it is larger than the sum of its proper divisors (251137).

2289023 is a wasteful number, since it uses less digits than its factorization.

2289023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2289023 is about 1512.9517507178. The cubic root of 2289023 is about 131.7902814586.

The spelling of 2289023 in words is "two million, two hundred eighty-nine thousand, twenty-three".