5526 has 12 divisors (see below), whose sum is σ = 12012. Its totient is φ = 1836.

The previous prime is 5521. The next prime is 5527. The reversal of 5526 is 6255.

Added to its reverse (6255) it gives a triangular number (11781 = T₁₅₃).

It is a Smith number, since the sum of its digits (18) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 307 = 5526 / (5 + 5 + 2 + 6).

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 5499 and 5508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521) 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 5 ways as a sum of consecutive naturals, for example, 136 + ... + 171.

It is an arithmetic number, because the mean of its divisors is an integer number (1001).

5526 is an abundant number, since it is smaller than the sum of its proper divisors (6486).

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

5526 is a wasteful number, since it uses less digits than its factorization.

5526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 312 counting only the distinct ones).

The product of its digits is 300, while the sum is 18.

The square root of 5526 is about 74.3370701602. The cubic root of 5526 is about 17.6795128276.

Adding to 5526 its reverse (6255), we get a triangular number (11781 = T₁₅₃).

Subtracting 5526 from its reverse (6255), we obtain a 6-th power (729 = 3⁶).

It can be divided in two parts, 55 and 26, that added together give a 4-th power (81 = 3⁴).

The spelling of 5526 in words is "five thousand, five hundred twenty-six".