235205 has 4 divisors (see below), whose sum is σ = 282252. Its totient is φ = 188160.
The previous prime is 235199. The next prime is 235211. The reversal of 235205 is 502532.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (235199) and next prime (235211).
It can be written as a sum of positive squares in 2 ways, for example, as 57121 + 178084 = 239^2 + 422^2 .
It is not a de Polignac number, because 235205 - 210 = 234181 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23516 + ... + 23525.
It is an arithmetic number, because the mean of its divisors is an integer number (70563).
2235205 is an apocalyptic number.
It is an amenable number.
235205 is a deficient number, since it is larger than the sum of its proper divisors (47047).
235205 is an equidigital number, since it uses as much as digits as its factorization.
235205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47046.
The product of its (nonzero) digits is 300, while the sum is 17.
The square root of 235205 is about 484.9793810050. The cubic root of 235205 is about 61.7279967719.
Adding to 235205 its reverse (502532), we get a palindrome (737737).
The spelling of 235205 in words is "two hundred thirty-five thousand, two hundred five".
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