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5530 = 25779

5530 has 16 divisors (see below), whose sum is σ = 11520. Its totient is φ = 1872.

The previous prime is 5527. The next prime is 5531. The reversal of 5530 is 355.

It is a plaindrome in base 16.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5530.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 5530.

It is not an unprimeable number, because it can be changed into a prime (5531) 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 in 7 ways as a sum of consecutive naturals, for example, 31 + ... + 109.

It is an arithmetic number, because the mean of its divisors is an integer number (720).

25530 is an apocalyptic number.

5530 is an abundant number, since it is smaller than the sum of its proper divisors (5990).

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 (5760).

5530 is a wasteful number, since it uses less digits than its factorization.

5530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93.

The product of its (nonzero) digits is 75, while the sum is 13.

The square root of 5530 is about 74.3639697703. The cubic root of 5530 is about 17.6837775757.

Adding to 5530 its reverse (355), we get a palindrome (5885).

It can be divided in two parts, 5 and 530, that added together give a palindrome (535).

The spelling of 5530 in words is "five thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 79 158 395 553 790 1106 2765 5530