238265 has 4 divisors (see below), whose sum is σ = 285924. Its totient is φ = 190608.
The previous prime is 238261. The next prime is 238267. The reversal of 238265 is 562832.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 157609 = 284^2 + 397^2 .
It is a cyclic number.
It is not a de Polignac number, because 238265 - 22 = 238261 is a prime.
It is a Duffinian number.
It is a zygodrome in base 3.
It is not an unprimeable number, because it can be changed into a prime (238261) 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, 23822 + ... + 23831.
It is an arithmetic number, because the mean of its divisors is an integer number (71481).
2238265 is an apocalyptic number.
It is an amenable number.
238265 is a deficient number, since it is larger than the sum of its proper divisors (47659).
238265 is an equidigital number, since it uses as much as digits as its factorization.
238265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47658.
The product of its digits is 2880, while the sum is 26.
The square root of 238265 is about 488.1239596660. The cubic root of 238265 is about 61.9945364592.
The spelling of 238265 in words is "two hundred thirty-eight thousand, two hundred sixty-five".
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