4522544 has 40 divisors (see below), whose sum is σ = 9999360. Its totient is φ = 1963008.

The previous prime is 4522523. The next prime is 4522549. The reversal of 4522544 is 4452254.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (4522549) 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, 2897 + ... + 4175.

It is an arithmetic number, because the mean of its divisors is an integer number (249984).

Almost surely, 2^4522544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4522544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4999680).

4522544 is an abundant number, since it is smaller than the sum of its proper divisors (5476816).

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

4522544 is a wasteful number, since it uses less digits than its factorization.

4522544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317 (or 1311 counting only the distinct ones).

The product of its digits is 6400, while the sum is 26.

The square root of 4522544 is about 2126.6273768575. The cubic root of 4522544 is about 165.3716020214.

Adding to 4522544 its reverse (4452254), we get a palindrome (8974798).

The spelling of 4522544 in words is "four million, five hundred twenty-two thousand, five hundred forty-four".