Is 2 a Prime Number?
2 is a prime number — it is the smallest prime and the only even prime number.
How to use this tool
- Enter number in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your result and the full breakdown beneath it.
2 is indeed prime: it is the only even prime number, divisible only by 1 and itself.
Frequently asked questions
- What is a prime number?
- A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.