238369 has 2 divisors, whose sum is σ = 238370. Its totient is φ = 238368.
The previous prime is 238363. The next prime is 238373. The reversal of 238369 is 963832.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 238144 + 225 = 488^2 + 15^2 .
It is a cyclic number.
It is not a de Polignac number, because 238369 - 23 = 238361 is a prime.
It is a super-2 number, since 2×2383692 = 113639560322, which contains 22 as substring.
It is a d-powerful number, because it can be written as 211 + 310 + 311 + 8 + 62 + 92 .
It is an alternating number because its digits alternate between even and odd.
It is a zygodrome in base 3.
It is a self number, because there is not a number n which added to its sum of digits gives 238369.
It is not a weakly prime, because it can be changed into another prime (238361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119184 + 119185.
It is an arithmetic number, because the mean of its divisors is an integer number (119185).
2238369 is an apocalyptic number.
It is an amenable number.
238369 is a deficient number, since it is larger than the sum of its proper divisors (1).
238369 is an equidigital number, since it uses as much as digits as its factorization.
238369 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7776, while the sum is 31.
The square root of 238369 is about 488.2304783604. The cubic root of 238369 is about 62.0035551205.
The spelling of 238369 in words is "two hundred thirty-eight thousand, three hundred sixty-nine".
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