229285 has 8 divisors (see below), whose sum is σ = 314496. Its totient is φ = 157200.
The previous prime is 229283. The next prime is 229309. The reversal of 229285 is 582922.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 229285 - 21 = 229283 is a prime.
It is a super-2 number, since 2×2292852 = 105143222450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241 + ... + 3310.
It is an arithmetic number, because the mean of its divisors is an integer number (39312).
2229285 is an apocalyptic number.
It is an amenable number.
229285 is a deficient number, since it is larger than the sum of its proper divisors (85211).
229285 is an equidigital number, since it uses as much as digits as its factorization.
229285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6563.
The product of its digits is 2880, while the sum is 28.
The square root of 229285 is about 478.8371330630. The cubic root of 229285 is about 61.2057016916.
The spelling of 229285 in words is "two hundred twenty-nine thousand, two hundred eighty-five".
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