237 = 3 x 79.
237 is a number n such that n2 + 2 is a prime: 2372 + 2 = 56171.
237 is the smallest three-digit number with its digits being three distinct primes that is itself not prime and none of the permutations of its digits represents a prime number.
237 is the smallest number with the property that its first three multiples contain the digit 7: 237, 474, and 711.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhez_HOWAc1FiBgLQv1ax1giWu_4A_ecHtO_xCqXrQNFD3HW7bkD1pj3B0oc639aCULKv8VBCty8bXlleifIkXCRy-Hq_xzONqF0FPf5xJnw7ftzQzbnOsZVaqtd_pfeB4UIrwDpFtf-4c/s200/n0237.jpg)
Room 237 plays a significant role in the Stanley Kubrick film The Shining.
Source: Prime Curios!
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