222065 has 8 divisors (see below), whose sum is σ = 278208. Its totient is φ = 169840.
The previous prime is 222059. The next prime is 222067. The reversal of 222065 is 560222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 222065 - 212 = 217969 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (222067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 1080.
It is an arithmetic number, because the mean of its divisors is an integer number (34776).
2222065 is an apocalyptic number.
It is an amenable number.
222065 is a deficient number, since it is larger than the sum of its proper divisors (56143).
222065 is a wasteful number, since it uses less digits than its factorization.
222065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1959.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 222065 is about 471.2377319358. The cubic root of 222065 is about 60.5563984707.
Adding to 222065 its reverse (560222), we get a palindrome (782287).
The spelling of 222065 in words is "two hundred twenty-two thousand, sixty-five".
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