2265209223 has 4 divisors (see below), whose sum is σ = 3020278968. Its totient is φ = 1510139480.

The previous prime is 2265209213. The next prime is 2265209237. The reversal of 2265209223 is 3229025622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265209223 - 2⁶ = 2265209159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265209213) 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 3 ways as a sum of consecutive naturals, for example, 377534868 + ... + 377534873.

It is an arithmetic number, because the mean of its divisors is an integer number (755069742).

Almost surely, 2^2265209223 is an apocalyptic number.

2265209223 is a deficient number, since it is larger than the sum of its proper divisors (755069745).

2265209223 is an equidigital number, since it uses as much as digits as its factorization.

2265209223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755069744.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2265209223 is about 47594.2141756748. The cubic root of 2265209223 is about 1313.3166203665.

The spelling of 2265209223 in words is "two billion, two hundred sixty-five million, two hundred nine thousand, two hundred twenty-three".