2585958 has 16 divisors (see below), whose sum is σ = 5339136. Its totient is φ = 834120.

The previous prime is 2585953. The next prime is 2585963. The reversal of 2585958 is 8595852.

It is an interprime number because it is at equal distance from previous prime (2585953) and next prime (2585963).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6766 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (333696).

2^2585958 is an apocalyptic number.

2585958 is an abundant number, since it is smaller than the sum of its proper divisors (2753178).

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

2585958 is a wasteful number, since it uses less digits than its factorization.

2585958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13939.

The product of its digits is 144000, while the sum is 42.

The square root of 2585958 is about 1608.0914153120. The cubic root of 2585958 is about 137.2588920619.

It can be divided in two parts, 258 and 5958, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 2585958 in words is "two million, five hundred eighty-five thousand, nine hundred fifty-eight".