2560560 has 80 divisors (see below), whose sum is σ = 8142336. Its totient is φ = 665344.

The previous prime is 2560549. The next prime is 2560583. The reversal of 2560560 is 650652.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2560560.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11167 + ... + 11393.

2^2560560 is an apocalyptic number.

2560560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2560560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4071168).

2560560 is an abundant number, since it is smaller than the sum of its proper divisors (5581776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2560560 is a wasteful number, since it uses less digits than its factorization.

2560560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2560560 is about 1600.1749904307. The cubic root of 2560560 is about 136.8080498666.

The spelling of 2560560 in words is "two million, five hundred sixty thousand, five hundred sixty".