226585 has 4 divisors (see below), whose sum is σ = 271908. Its totient is φ = 181264.

The previous prime is 226571. The next prime is 226601. The reversal of 226585 is 585622.

226585 = 146² + 147² + ... + 155².

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

It can be written as a sum of positive squares in 2 ways, for example, as 82944 + 143641 = 288^2 + 379^2 .

It is a cyclic number.

It is not a de Polignac number, because 226585 - 2⁵ = 226553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22654 + ... + 22663.

It is an arithmetic number, because the mean of its divisors is an integer number (67977).

2²²⁶⁵⁸⁵ is an apocalyptic number.

It is an amenable number.

226585 is a deficient number, since it is larger than the sum of its proper divisors (45323).

226585 is an equidigital number, since it uses as much as digits as its factorization.

226585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45322.

The product of its digits is 4800, while the sum is 28.

The square root of 226585 is about 476.0094536876. The cubic root of 226585 is about 60.9645050152.

The spelling of 226585 in words is "two hundred twenty-six thousand, five hundred eighty-five".