2560757 has 4 divisors (see below), whose sum is σ = 2596896. Its totient is φ = 2524620.

The previous prime is 2560741. The next prime is 2560759. The reversal of 2560757 is 7570652.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2560757 - 2⁴ = 2560741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17963 + ... + 18104.

It is an arithmetic number, because the mean of its divisors is an integer number (649224).

2^2560757 is an apocalyptic number.

It is an amenable number.

2560757 is a deficient number, since it is larger than the sum of its proper divisors (36139).

2560757 is an equidigital number, since it uses as much as digits as its factorization.

2560757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36138.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 2560757 is about 1600.2365450145. The cubic root of 2560757 is about 136.8115582781.

The spelling of 2560757 in words is "two million, five hundred sixty thousand, seven hundred fifty-seven".