226611 has 32 divisors (see below), whose sum is σ = 422400. Its totient is φ = 116640.

The previous prime is 226609. The next prime is 226621. The reversal of 226611 is 116622.

It is a happy number.

226611 is a `hidden beast` number, since 2 + 2 + 661 + 1 = 666.

226611 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 226611 - 2¹ = 226609 is a prime.

226611 is strictly pandigital in base 7.

It is a zygodrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 226611.

It is not an unprimeable number, because it can be changed into a prime (226601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2025 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (13200).

2²²⁶⁶¹¹ is an apocalyptic number.

226611 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

226611 is a deficient number, since it is larger than the sum of its proper divisors (195789).

226611 is a wasteful number, since it uses less digits than its factorization.

226611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 130 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 226611 is about 476.0367632862. The cubic root of 226611 is about 60.9668367619.

The spelling of 226611 in words is "two hundred twenty-six thousand, six hundred eleven".