226556111 has 4 divisors (see below), whose sum is σ = 226669800. Its totient is φ = 226442424.

The previous prime is 226556089. The next prime is 226556117. The reversal of 226556111 is 111655622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226556111 - 2¹⁸ = 226293967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226556117) 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, 53801 + ... + 57858.

It is an arithmetic number, because the mean of its divisors is an integer number (56667450).

Almost surely, 2^226556111 is an apocalyptic number.

226556111 is a deficient number, since it is larger than the sum of its proper divisors (113689).

226556111 is a wasteful number, since it uses less digits than its factorization.

226556111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113688.

The product of its digits is 3600, while the sum is 29.

The square root of 226556111 is about 15051.7809909658. The cubic root of 226556111 is about 609.6191396626.

The spelling of 226556111 in words is "two hundred twenty-six million, five hundred fifty-six thousand, one hundred eleven".