126226269 has 30 divisors (see below), whose sum is σ = 204202746. Its totient is φ = 77669280.

The previous prime is 126226259. The next prime is 126226313. The reversal of 126226269 is 962622621.

126226269 is a `hidden beast` number, since 1 + 2 + 6 + 22 + 626 + 9 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 7634169 + 118592100 = 2763^2 + 10890^2 .

It is not a de Polignac number, because 126226269 - 2⁸ = 126226013 is a prime.

It is a super-2 number, since 2×126226269² = 31866141971320722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126226259) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 9079 + ... + 18299.

Almost surely, 2^126226269 is an apocalyptic number.

It is an amenable number.

126226269 is a deficient number, since it is larger than the sum of its proper divisors (77976477).

126226269 is an equidigital number, since it uses as much as digits as its factorization.

126226269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9259 (or 9237 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 126226269 is about 11235.0464618532. The cubic root of 126226269 is about 501.6297076679.

The spelling of 126226269 in words is "one hundred twenty-six million, two hundred twenty-six thousand, two hundred sixty-nine".