2558534 has 16 divisors (see below), whose sum is σ = 4433616. Its totient is φ = 1094400.

The previous prime is 2558533. The next prime is 2558581. The reversal of 2558534 is 4358552.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2558534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3047 + ... + 3794.

It is an arithmetic number, because the mean of its divisors is an integer number (277101).

2^2558534 is an apocalyptic number.

2558534 is a deficient number, since it is larger than the sum of its proper divisors (1875082).

2558534 is a wasteful number, since it uses less digits than its factorization.

2558534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871.

The product of its digits is 24000, while the sum is 32.

The square root of 2558534 is about 1599.5418093942. The cubic root of 2558534 is about 136.7719579903.

The spelling of 2558534 in words is "two million, five hundred fifty-eight thousand, five hundred thirty-four".