226205 has 16 divisors (see below), whose sum is σ = 324864. Its totient is φ = 147840.
The previous prime is 226201. The next prime is 226217. The reversal of 226205 is 502622.
It is not a de Polignac number, because 226205 - 22 = 226201 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665 + ... + 945.
It is an arithmetic number, because the mean of its divisors is an integer number (20304).
2226205 is an apocalyptic number.
It is an amenable number.
226205 is a deficient number, since it is larger than the sum of its proper divisors (98659).
226205 is a wasteful number, since it uses less digits than its factorization.
226205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 226205 is about 475.6101344589. The cubic root of 226205 is about 60.9304052665.
Adding to 226205 its reverse (502622), we get a palindrome (728827).
The spelling of 226205 in words is "two hundred twenty-six thousand, two hundred five".
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