2560217 has 8 divisors (see below), whose sum is σ = 2957472. Its totient is φ = 2190400.

The previous prime is 2560213. The next prime is 2560219. The reversal of 2560217 is 7120652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2560217 - 2² = 2560213 is a prime.

It is a super-2 number, since 2×2560217² = 13109422174178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2560192 and 2560201.

It is not an unprimeable number, because it can be changed into a prime (2560211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6659 + ... + 7032.

It is an arithmetic number, because the mean of its divisors is an integer number (369684).

2^2560217 is an apocalyptic number.

It is an amenable number.

2560217 is a deficient number, since it is larger than the sum of its proper divisors (397255).

2560217 is a wasteful number, since it uses less digits than its factorization.

2560217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13719.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2560217 is about 1600.0678110630. The cubic root of 2560217 is about 136.8019408831.

Adding to 2560217 its reverse (7120652), we get a palindrome (9680869).

The spelling of 2560217 in words is "two million, five hundred sixty thousand, two hundred seventeen".