229242269 has 4 divisors (see below), whose sum is σ = 235438044. Its totient is φ = 223046496.

The previous prime is 229242253. The next prime is 229242281. The reversal of 229242269 is 962242922.

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 135443044 + 93799225 = 11638^2 + 9685^2 .

It is a cyclic number.

It is not a de Polignac number, because 229242269 - 2⁴ = 229242253 is a prime.

It is a super-2 number, since 2×229242269² = 105104035792536722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229242289) 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, 3097832 + ... + 3097905.

It is an arithmetic number, because the mean of its divisors is an integer number (58859511).

Almost surely, 2^229242269 is an apocalyptic number.

It is an amenable number.

229242269 is a deficient number, since it is larger than the sum of its proper divisors (6195775).

229242269 is an equidigital number, since it uses as much as digits as its factorization.

229242269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6195774.

The product of its digits is 62208, while the sum is 38.

The square root of 229242269 is about 15140.7486274622. The cubic root of 229242269 is about 612.0189922837.

The spelling of 229242269 in words is "two hundred twenty-nine million, two hundred forty-two thousand, two hundred sixty-nine".