2497697 has 2 divisors, whose sum is σ = 2497698. Its totient is φ = 2497696.

The previous prime is 2497673. The next prime is 2497723. The reversal of 2497697 is 7967942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1263376 + 1234321 = 1124^2 + 1111^2 .

It is a cyclic number.

It is not a de Polignac number, because 2497697 - 2⁶ = 2497633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2497637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248848 + 1248849.

It is an arithmetic number, because the mean of its divisors is an integer number (1248849).

2^2497697 is an apocalyptic number.

It is an amenable number.

2497697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2497697 is an equidigital number, since it uses as much as digits as its factorization.

2497697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 44.

The square root of 2497697 is about 1580.4103897406. The cubic root of 2497697 is about 135.6791926676.

The spelling of 2497697 in words is "two million, four hundred ninety-seven thousand, six hundred ninety-seven".