2557593 has 24 divisors (see below), whose sum is σ = 3893760. Its totient is φ = 1615680.

The previous prime is 2557567. The next prime is 2557601. The reversal of 2557593 is 3957552.

It is not a de Polignac number, because 2557593 - 2⁵ = 2557561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2557553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24780 + ... + 24882.

It is an arithmetic number, because the mean of its divisors is an integer number (162240).

2^2557593 is an apocalyptic number.

It is an amenable number.

2557593 is a deficient number, since it is larger than the sum of its proper divisors (1336167).

2557593 is a wasteful number, since it uses less digits than its factorization.

2557593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 226 counting only the distinct ones).

The product of its digits is 47250, while the sum is 36.

The square root of 2557593 is about 1599.2476356087. The cubic root of 2557593 is about 136.7551882055.

The spelling of 2557593 in words is "two million, five hundred fifty-seven thousand, five hundred ninety-three".