226565 has 8 divisors (see below), whose sum is σ = 274968. Its totient is φ = 179200.

The previous prime is 226553. The next prime is 226571. The reversal of 226565 is 565622.

It is a happy number.

226565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24964 + 201601 = 158^2 + 449^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 226565 - 2⁴ = 226549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365 + ... + 765.

It is an arithmetic number, because the mean of its divisors is an integer number (34371).

2²²⁶⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

226565 is a deficient number, since it is larger than the sum of its proper divisors (48403).

226565 is a wasteful number, since it uses less digits than its factorization.

226565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519.

The product of its digits is 3600, while the sum is 26.

The square root of 226565 is about 475.9884452379. The cubic root of 226565 is about 60.9627112424.

The spelling of 226565 in words is "two hundred twenty-six thousand, five hundred sixty-five".