NaN stands for "Not-a-Number" and is a special value in JavaScript used to represent a value that is not a valid number. Despite its name, the type of NaN is still "number". Besides this, NaN is a global property in JavaScript, meaning it is automatically available throughout your code without needing to be explicitly declared.

Type coercion in JavaScript is the automatic conversion of values from one data type to another, enabling seamless operations between different types.  The concept of ‘automatic conversion’ is fascinating. Take the Autobots, for example—efficient machines capable of seamlessly transforming from robots into vehicles. Just as this transformation captures our imagination, type coercion is a fundamental concept...