238255 has 8 divisors (see below), whose sum is σ = 302832. Its totient is φ = 179328.
The previous prime is 238247. The next prime is 238261. The reversal of 238255 is 552832.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 238255 - 23 = 238247 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317 + ... + 1486.
It is an arithmetic number, because the mean of its divisors is an integer number (37854).
2238255 is an apocalyptic number.
238255 is a deficient number, since it is larger than the sum of its proper divisors (64577).
238255 is a wasteful number, since it uses less digits than its factorization.
238255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2825.
The product of its digits is 2400, while the sum is 25.
The square root of 238255 is about 488.1137162588. The cubic root of 238255 is about 61.9936691420.
The spelling of 238255 in words is "two hundred thirty-eight thousand, two hundred fifty-five".
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