222625 has 16 divisors (see below), whose sum is σ = 301392. Its totient is φ = 163200.
The previous prime is 222619. The next prime is 222643. The reversal of 222625 is 526222.
222625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 104976 + 117649 = 324^2 + 343^2 .
It is not a de Polignac number, because 222625 - 29 = 222113 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1557 + ... + 1693.
It is an arithmetic number, because the mean of its divisors is an integer number (18837).
2222625 is an apocalyptic number.
222625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
222625 is a deficient number, since it is larger than the sum of its proper divisors (78767).
222625 is a wasteful number, since it uses less digits than its factorization.
222625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165 (or 155 counting only the distinct ones).
The product of its digits is 480, while the sum is 19.
The square root of 222625 is about 471.8315377335. The cubic root of 222625 is about 60.6072591303.
Adding to 222625 its reverse (526222), we get a palindrome (748847).
The spelling of 222625 in words is "two hundred twenty-two thousand, six hundred twenty-five".
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