2504317 has 2 divisors, whose sum is σ = 2504318. Its totient is φ = 2504316.

The previous prime is 2504297. The next prime is 2504323. The reversal of 2504317 is 7134052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2414916 + 89401 = 1554^2 + 299^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504317 - 2⁷ = 2504189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252158 + 1252159.

It is an arithmetic number, because the mean of its divisors is an integer number (1252159).

2^2504317 is an apocalyptic number.

It is an amenable number.

2504317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504317 is an equidigital number, since it uses as much as digits as its factorization.

2504317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 2504317 is about 1582.5033965208. The cubic root of 2504317 is about 135.7989568454.

Adding to 2504317 its reverse (7134052), we get a palindrome (9638369).

The spelling of 2504317 in words is "two million, five hundred four thousand, three hundred seventeen".