225308 has 24 divisors (see below), whose sum is σ = 430080. Its totient is φ = 102960.
The previous prime is 225307. The next prime is 225341. The reversal of 225308 is 803522.
It is a self number, because there is not a number n which added to its sum of digits gives 225308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225307) 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, 2813 + ... + 2891.
It is an arithmetic number, because the mean of its divisors is an integer number (17920).
2225308 is an apocalyptic number.
It is an amenable number.
225308 is a deficient number, since it is larger than the sum of its proper divisors (204772).
225308 is a wasteful number, since it uses less digits than its factorization.
225308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137 (or 135 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 225308 is about 474.6661985016. Note that the first 3 decimals coincide. The cubic root of 225308 is about 60.8497601643.
The spelling of 225308 in words is "two hundred twenty-five thousand, three hundred eight".
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