2560216 has 8 divisors (see below), whose sum is σ = 4800420. Its totient is φ = 1280104.

The previous prime is 2560213. The next prime is 2560219. The reversal of 2560216 is 6120652.

It is an interprime number because it is at equal distance from previous prime (2560213) and next prime (2560219).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 160006 + ... + 160021.

2^2560216 is an apocalyptic number.

It is an amenable number.

2560216 is a deficient number, since it is larger than the sum of its proper divisors (2240204).

2560216 is a wasteful number, since it uses less digits than its factorization.

2560216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320033 (or 320029 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2560216 is about 1600.0674985762. The cubic root of 2560216 is about 136.8019230718.

Adding to 2560216 its reverse (6120652), we get a palindrome (8680868).

The spelling of 2560216 in words is "two million, five hundred sixty thousand, two hundred sixteen".