226605 has 8 divisors (see below), whose sum is σ = 362592. Its totient is φ = 120848.

The previous prime is 226601. The next prime is 226609. The reversal of 226605 is 506622.

It is an interprime number because it is at equal distance from previous prime (226601) and next prime (226609).

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

It is a cyclic number.

It is not a de Polignac number, because 226605 - 2² = 226601 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7539 + ... + 7568.

It is an arithmetic number, because the mean of its divisors is an integer number (45324).

2²²⁶⁶⁰⁵ is an apocalyptic number.

It is an amenable number.

226605 is a deficient number, since it is larger than the sum of its proper divisors (135987).

226605 is a wasteful number, since it uses less digits than its factorization.

226605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15115.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 226605 is about 476.0304612102. The cubic root of 226605 is about 60.9662986823.

The spelling of 226605 in words is "two hundred twenty-six thousand, six hundred five".