2497217 has 2 divisors, whose sum is σ = 2497218. Its totient is φ = 2497216.

The previous prime is 2497213. The next prime is 2497259. The reversal of 2497217 is 7127942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1577536 + 919681 = 1256^2 + 959^2 .

It is a cyclic number.

It is not a de Polignac number, because 2497217 - 2² = 2497213 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2497211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248608 + 1248609.

It is an arithmetic number, because the mean of its divisors is an integer number (1248609).

2^2497217 is an apocalyptic number.

It is an amenable number.

2497217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2497217 is an equidigital number, since it uses as much as digits as its factorization.

2497217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 32.

The square root of 2497217 is about 1580.2585231537. The cubic root of 2497217 is about 135.6705006359.

The spelling of 2497217 in words is "two million, four hundred ninety-seven thousand, two hundred seventeen".