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28482 = 2347101
BaseRepresentation
bin110111101000010
31110001220
412331002
51402412
6335510
7146016
oct67502
943056
1028482
111a443
1214596
13cc6c
14a546
15868c
hex6f42

28482 has 16 divisors (see below), whose sum is σ = 58752. Its totient is φ = 9200.

The previous prime is 28477. The next prime is 28493.

28482 is nontrivially palindromic in base 10.

28482 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×284822 = 1622448648, which contains 22 as substring.

It is an unprimeable number.

28482 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232 + ... + 332.

It is an arithmetic number, because the mean of its divisors is an integer number (3672).

228482 is an apocalyptic number.

28482 is an abundant number, since it is smaller than the sum of its proper divisors (30270).

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 (29376).

28482 is a wasteful number, since it uses less digits than its factorization.

28482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153.

The product of its digits is 1024, while the sum is 24.

The square root of 28482 is about 168.7661103421. The cubic root of 28482 is about 30.5391417201.

It can be divided in two parts, 2848 and 2, that added together give a triangular number (2850 = T75).

The spelling of 28482 in words is "twenty-eight thousand, four hundred eighty-two".