222704 has 20 divisors (see below), whose sum is σ = 446400. Its totient is φ = 107520.
The previous prime is 222679. The next prime is 222707. The reversal of 222704 is 407222.
222704 is an admirable number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 222704.
It is not an unprimeable number, because it can be changed into a prime (222707) 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, 272 + ... + 720.
It is an arithmetic number, because the mean of its divisors is an integer number (22320).
2222704 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223200).
222704 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222704 is a wasteful number, since it uses less digits than its factorization.
222704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488 (or 482 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 17.
The square root of 222704 is about 471.9152466280. The cubic root of 222704 is about 60.6144272490.
Adding to 222704 its reverse (407222), we get a palindrome (629926).
The spelling of 222704 in words is "two hundred twenty-two thousand, seven hundred four", and thus it is an iban number.
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