28598 has 8 divisors (see below), whose sum is σ = 43680. Its totient is φ = 14040.

The previous prime is 28597. The next prime is 28603. The reversal of 28598 is 89582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68 + ... + 248.

It is an arithmetic number, because the mean of its divisors is an integer number (5460).

2²⁸⁵⁹⁸ is an apocalyptic number.

28598 is a deficient number, since it is larger than the sum of its proper divisors (15082).

28598 is a wasteful number, since it uses less digits than its factorization.

28598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its digits is 5760, while the sum is 32.

The square root of 28598 is about 169.1094320255. The cubic root of 28598 is about 30.5805449689.

It can be divided in two parts, 285 and 98, that added together give a palindrome (383).

The spelling of 28598 in words is "twenty-eight thousand, five hundred ninety-eight".