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23222 = 217683
BaseRepresentation
bin101101010110110
31011212002
411222312
51220342
6255302
7124463
oct55266
934762
1023222
11164a1
1211532
13a754
14866a
156d32
hex5ab6

23222 has 8 divisors (see below), whose sum is σ = 36936. Its totient is φ = 10912.

The previous prime is 23209. The next prime is 23227. The reversal of 23222 is 22232.

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

It is a super-2 number, since 2×232222 = 1078522568, which contains 22 as substring.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23227) by changing a digit.

23222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308 + ... + 375.

It is an arithmetic number, because the mean of its divisors is an integer number (4617).

223222 is an apocalyptic number.

23222 is a deficient number, since it is larger than the sum of its proper divisors (13714).

23222 is a wasteful number, since it uses less digits than its factorization.

23222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702.

The product of its digits is 48, while the sum is 11.

The square root of 23222 is about 152.3876635427. The cubic root of 23222 is about 28.5298753100.

Adding to 23222 its reverse (22232), we get a palindrome (45454).

Subtracting from 23222 its reverse (22232), we obtain a triangular number (990 = T44).

The spelling of 23222 in words is "twenty-three thousand, two hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 17 34 683 1366 11611 23222