2516497 has 2 divisors, whose sum is σ = 2516498. Its totient is φ = 2516496.

The previous prime is 2516491. The next prime is 2516513. The reversal of 2516497 is 7946152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1577536 + 938961 = 1256^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 2516497 - 2⁷ = 2516369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2516491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258248 + 1258249.

It is an arithmetic number, because the mean of its divisors is an integer number (1258249).

2^2516497 is an apocalyptic number.

It is an amenable number.

2516497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516497 is an equidigital number, since it uses as much as digits as its factorization.

2516497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 2516497 is about 1586.3470616482. The cubic root of 2516497 is about 136.0187582257.

The spelling of 2516497 in words is "two million, five hundred sixteen thousand, four hundred ninety-seven".