226905 has 16 divisors (see below), whose sum is σ = 415104. Its totient is φ = 103680.

The previous prime is 226903. The next prime is 226907. The reversal of 226905 is 509622.

It is an interprime number because it is at equal distance from previous prime (226903) and next prime (226907).

It is not a de Polignac number, because 226905 - 2¹ = 226903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226901) 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 15 ways as a sum of consecutive naturals, for example, 976 + ... + 1185.

It is an arithmetic number, because the mean of its divisors is an integer number (25944).

2²²⁶⁹⁰⁵ is an apocalyptic number.

It is an amenable number.

226905 is a deficient number, since it is larger than the sum of its proper divisors (188199).

226905 is a wasteful number, since it uses less digits than its factorization.

226905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 226905 is about 476.3454628733. The cubic root of 226905 is about 60.9931910343.

The spelling of 226905 in words is "two hundred twenty-six thousand, nine hundred five".