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226223 = 435261
BaseRepresentation
bin110111001110101111
3102111022122
4313032233
524214343
64503155
71631354
oct671657
9374278
10226223
11144a68
12aaabb
137bc7a
145c62b
1547068
hex373af

226223 has 4 divisors (see below), whose sum is σ = 231528. Its totient is φ = 220920.

The previous prime is 226217. The next prime is 226231. The reversal of 226223 is 322622.

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

It is a cyclic number.

It is not a de Polignac number, because 226223 - 212 = 222127 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2588 + ... + 2673.

It is an arithmetic number, because the mean of its divisors is an integer number (57882).

2226223 is an apocalyptic number.

226223 is a deficient number, since it is larger than the sum of its proper divisors (5305).

226223 is an equidigital number, since it uses as much as digits as its factorization.

226223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5304.

The product of its digits is 288, while the sum is 17.

The square root of 226223 is about 475.6290571443. The cubic root of 226223 is about 60.9320213790.

Adding to 226223 its reverse (322622), we get a palindrome (548845).

The spelling of 226223 in words is "two hundred twenty-six thousand, two hundred twenty-three".

Divisors: 1 43 5261 226223