2560205 has 8 divisors (see below), whose sum is σ = 3093504. Its totient is φ = 2034000.

The previous prime is 2560171. The next prime is 2560211. The reversal of 2560205 is 5020652.

It is a happy number.

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

It is not a de Polignac number, because 2560205 - 2¹⁰ = 2559181 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941 + ... + 2450.

It is an arithmetic number, because the mean of its divisors is an integer number (386688).

2^2560205 is an apocalyptic number.

It is an amenable number.

2560205 is a deficient number, since it is larger than the sum of its proper divisors (533299).

2560205 is a wasteful number, since it uses less digits than its factorization.

2560205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2560205 is about 1600.0640612176. The cubic root of 2560205 is about 136.8017271478.

Adding to 2560205 its reverse (5020652), we get a palindrome (7580857).

It can be divided in two parts, 2560 and 205, that multiplied together give a triangular number (524800 = T₁₀₂₄).

The spelling of 2560205 in words is "two million, five hundred sixty thousand, two hundred five".