225243234269 has 4 divisors (see below), whose sum is σ = 225647621244. Its totient is φ = 224838847296.

The previous prime is 225243234241. The next prime is 225243234313. The reversal of 225243234269 is 962432342522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69715537369 + 155527696900 = 264037^2 + 394370^2 .

It is a cyclic number.

It is not a de Polignac number, because 225243234269 - 2²⁸ = 224974798813 is a prime.

It is a super-2 number, since 2×225243234269² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225243234569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202192652 + ... + 202193765.

It is an arithmetic number, because the mean of its divisors is an integer number (56411905311).

Almost surely, 2^225243234269 is an apocalyptic number.

It is an amenable number.

225243234269 is a deficient number, since it is larger than the sum of its proper divisors (404386975).

225243234269 is an equidigital number, since it uses as much as digits as its factorization.

225243234269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404386974.

The product of its digits is 1244160, while the sum is 44.

The spelling of 225243234269 in words is "two hundred twenty-five billion, two hundred forty-three million, two hundred thirty-four thousand, two hundred sixty-nine".