226281249 has 8 divisors (see below), whose sum is σ = 335231520. Its totient is φ = 150854148.

The previous prime is 226281217. The next prime is 226281277. The reversal of 226281249 is 942182622.

226281249 is a `hidden beast` number, since 2 + 2 + 628 + 1 + 24 + 9 = 666.

It is not a de Polignac number, because 226281249 - 2⁵ = 226281217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226281049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4190367 + ... + 4190420.

It is an arithmetic number, because the mean of its divisors is an integer number (41903940).

Almost surely, 2^226281249 is an apocalyptic number.

It is an amenable number.

226281249 is a deficient number, since it is larger than the sum of its proper divisors (108950271).

226281249 is an equidigital number, since it uses as much as digits as its factorization.

226281249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8380796 (or 8380790 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 226281249 is about 15042.6476725342. The cubic root of 226281249 is about 609.3725062146.

The spelling of 226281249 in words is "two hundred twenty-six million, two hundred eighty-one thousand, two hundred forty-nine".