2272269 has 16 divisors (see below), whose sum is σ = 3193344. Its totient is φ = 1435200.

The previous prime is 2272253. The next prime is 2272273. The reversal of 2272269 is 9622722.

It is not a de Polignac number, because 2272269 - 2⁴ = 2272253 is a prime.

It is a super-2 number, since 2×2272269² = 10326412816722, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4699 + ... + 5159.

It is an arithmetic number, because the mean of its divisors is an integer number (199584).

2^2272269 is an apocalyptic number.

It is an amenable number.

2272269 is a deficient number, since it is larger than the sum of its proper divisors (921075).

2272269 is a wasteful number, since it uses less digits than its factorization.

2272269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548.

The product of its digits is 6048, while the sum is 30.

The square root of 2272269 is about 1507.4047233573. The cubic root of 2272269 is about 131.4679571288.

It can be divided in two parts, 22722 and 69, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 2272269 in words is "two million, two hundred seventy-two thousand, two hundred sixty-nine".