2259582 has 32 divisors (see below), whose sum is σ = 4959360. Its totient is φ = 682080.

The previous prime is 2259581. The next prime is 2259601. The reversal of 2259582 is 2859522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259581) 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 15 ways as a sum of consecutive naturals, for example, 4357 + ... + 4847.

It is an arithmetic number, because the mean of its divisors is an integer number (154980).

2^2259582 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2259582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2479680).

2259582 is an abundant number, since it is smaller than the sum of its proper divisors (2699778).

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

2259582 is a wasteful number, since it uses less digits than its factorization.

2259582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568.

The product of its digits is 14400, while the sum is 33.

The square root of 2259582 is about 1503.1906066763. The cubic root of 2259582 is about 131.2228206759. Note that the first 3 decimals are identical.

The spelling of 2259582 in words is "two million, two hundred fifty-nine thousand, five hundred eighty-two".