4522 has 16 divisors (see below), whose sum is σ = 8640. Its totient is φ = 1728.

The previous prime is 4519. The next prime is 4523. The reversal of 4522 is 2254.

It is a happy number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (4523) 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, 229 + ... + 247.

It is an arithmetic number, because the mean of its divisors is an integer number (540).

2⁴⁵²² is an apocalyptic number.

4522 is the 34-th decagonal number.

4522 is a deficient number, since it is larger than the sum of its proper divisors (4118).

4522 is a wasteful number, since it uses less digits than its factorization.

4522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45.

The product of its digits is 80, while the sum is 13.

The square root of 4522 is about 67.2458177138. The cubic root of 4522 is about 16.5364971110.

Adding to 4522 its reverse (2254), we get a palindrome (6776).

It can be divided in two parts, 452 and 2, that added together give a palindrome (454).

The spelling of 4522 in words is "four thousand, five hundred twenty-two".