199223 has 4 divisors (see below), whose sum is σ = 210960. Its totient is φ = 187488.
The previous prime is 199211. The next prime is 199247. The reversal of 199223 is 322991.
199223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322991 = 173 ⋅1867.
It is a cyclic number.
It is not a de Polignac number, because 199223 - 24 = 199207 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 199192 and 199201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (199523) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5843 + ... + 5876.
It is an arithmetic number, because the mean of its divisors is an integer number (52740).
2199223 is an apocalyptic number.
199223 is a deficient number, since it is larger than the sum of its proper divisors (11737).
199223 is a wasteful number, since it uses less digits than its factorization.
199223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11736.
The product of its digits is 972, while the sum is 26.
The square root of 199223 is about 446.3440377108. The cubic root of 199223 is about 58.4045244196.
The spelling of 199223 in words is "one hundred ninety-nine thousand, two hundred twenty-three".
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