2242517 has 2 divisors, whose sum is σ = 2242518. Its totient is φ = 2242516.

The previous prime is 2242469. The next prime is 2242519. The reversal of 2242517 is 7152422.

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., 1825201 + 417316 = 1351^2 + 646^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242517 - 2¹² = 2238421 is a prime.

Together with 2242519, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2242492 and 2242501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2242519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121258 + 1121259.

It is an arithmetic number, because the mean of its divisors is an integer number (1121259).

2^2242517 is an apocalyptic number.

It is an amenable number.

2242517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242517 is an equidigital number, since it uses as much as digits as its factorization.

2242517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 23.

The square root of 2242517 is about 1497.5035893112. The cubic root of 2242517 is about 130.8916416458.

Adding to 2242517 its reverse (7152422), we get a palindrome (9394939).

The spelling of 2242517 in words is "two million, two hundred forty-two thousand, five hundred seventeen".