2238272269 has 2 divisors, whose sum is σ = 2238272270. Its totient is φ = 2238272268.

The previous prime is 2238272263. The next prime is 2238272291. The reversal of 2238272269 is 9622728322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2221991044 + 16281225 = 47138^2 + 4035^2 .

It is a cyclic number.

It is not a de Polignac number, because 2238272269 - 2⁵ = 2238272237 is a prime.

It is a super-2 number, since 2×2238272269² = 10019725500348816722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2238272263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119136134 + 1119136135.

It is an arithmetic number, because the mean of its divisors is an integer number (1119136135).

Almost surely, 2^2238272269 is an apocalyptic number.

It is an amenable number.

2238272269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238272269 is an equidigital number, since it uses as much as digits as its factorization.

2238272269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 2238272269 is about 47310.3822537929. The cubic root of 2238272269 is about 1308.0900373902.

The spelling of 2238272269 in words is "two billion, two hundred thirty-eight million, two hundred seventy-two thousand, two hundred sixty-nine".