55522 has 16 divisors (see below), whose sum is σ = 93312. Its totient is φ = 24640.

The previous prime is 55511. The next prime is 55529. The reversal of 55522 is 22555.

55522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 55522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747 + ... + 817.

It is an arithmetic number, because the mean of its divisors is an integer number (5832).

2⁵⁵⁵²² is an apocalyptic number.

55522 is a deficient number, since it is larger than the sum of its proper divisors (37790).

55522 is a wasteful number, since it uses less digits than its factorization.

55522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113.

The product of its digits is 500, while the sum is 19.

The square root of 55522 is about 235.6310675611. The cubic root of 55522 is about 38.1494575667.

The spelling of 55522 in words is "fifty-five thousand, five hundred twenty-two".