2241917 has 2 divisors, whose sum is σ = 2241918. Its totient is φ = 2241916.

The previous prime is 2241901. The next prime is 2241919. The reversal of 2241917 is 7191422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229881 + 1012036 = 1109^2 + 1006^2 .

It is a cyclic number.

It is not a de Polignac number, because 2241917 - 2⁴ = 2241901 is a prime.

It is a super-4 number, since 4×2241917⁴ (a number of 27 digits) contains 4444 as substring.

Together with 2241919, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2241919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120958 + 1120959.

It is an arithmetic number, because the mean of its divisors is an integer number (1120959).

2^2241917 is an apocalyptic number.

It is an amenable number.

2241917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2241917 is an equidigital number, since it uses as much as digits as its factorization.

2241917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 26.

The square root of 2241917 is about 1497.3032424997. The cubic root of 2241917 is about 130.8799669680.

The spelling of 2241917 in words is "two million, two hundred forty-one thousand, nine hundred seventeen".