28352 has 14 divisors (see below), whose sum is σ = 56388. Its totient is φ = 14144.

The previous prime is 28351. The next prime is 28387. The reversal of 28352 is 25382.

It is not an unprimeable number, because it can be changed into a prime (28351) by changing a digit.

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 as a sum of consecutive naturals, namely, 158 + ... + 285.

2²⁸³⁵² is an apocalyptic number.

It is an amenable number.

28352 is a deficient number, since it is larger than the sum of its proper divisors (28036).

28352 is an equidigital number, since it uses as much as digits as its factorization.

28352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 445 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 28352 is about 168.3805214388. The cubic root of 28352 is about 30.4926077221.

Subtracting from 28352 its product of digits (480), we obtain a palindrome (27872).

The spelling of 28352 in words is "twenty-eight thousand, three hundred fifty-two".