42544024 has 16 divisors (see below), whose sum is σ = 81468000. Its totient is φ = 20819232.

The previous prime is 42543967. The next prime is 42544027. The reversal of 42544024 is 42044524.

It is a happy number.

It is a super-2 number, since 2×42544024² = 3619987956225152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42544024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42544027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56199 + ... + 56950.

It is an arithmetic number, because the mean of its divisors is an integer number (5091750).

Almost surely, 2^42544024 is an apocalyptic number.

It is an amenable number.

42544024 is a deficient number, since it is larger than the sum of its proper divisors (38923976).

42544024 is a wasteful number, since it uses less digits than its factorization.

42544024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113202 (or 113198 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 42544024 is about 6522.5780179313. The cubic root of 42544024 is about 349.0970575944.

Adding to 42544024 its reverse (42044524), we get a palindrome (84588548).

Subtracting from 42544024 its reverse (42044524), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 42544024 in words is "forty-two million, five hundred forty-four thousand, twenty-four".