42594 has 16 divisors (see below), whose sum is σ = 88320. Its totient is φ = 13680.

The previous prime is 42589. The next prime is 42611. The reversal of 42594 is 49524.

It is a nialpdrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 42594.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72 + ... + 300.

It is an arithmetic number, because the mean of its divisors is an integer number (5520).

2⁴²⁵⁹⁴ is an apocalyptic number.

42594 is an abundant number, since it is smaller than the sum of its proper divisors (45726).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44160).

42594 is a wasteful number, since it uses less digits than its factorization.

42594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its digits is 1440, while the sum is 24.

The square root of 42594 is about 206.3831388462. The cubic root of 42594 is about 34.9233697605.

It can be divided in two parts, 42 and 594, that added together give a palindrome (636).

The spelling of 42594 in words is "forty-two thousand, five hundred ninety-four".