42244124 has 12 divisors (see below), whose sum is σ = 79614024. Its totient is φ = 19497264.

The previous prime is 42244109. The next prime is 42244129. The reversal of 42244124 is 42144224.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 42244124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42244129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406142 + ... + 406245.

It is an arithmetic number, because the mean of its divisors is an integer number (6634502).

Almost surely, 2^42244124 is an apocalyptic number.

It is an amenable number.

42244124 is a deficient number, since it is larger than the sum of its proper divisors (37369900).

42244124 is a wasteful number, since it uses less digits than its factorization.

42244124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812404 (or 812402 counting only the distinct ones).

The product of its digits is 2048, while the sum is 23.

The square root of 42244124 is about 6499.5479842832. The cubic root of 42244124 is about 348.2748412325.

Adding to 42244124 its reverse (42144224), we get a palindrome (84388348).

The spelling of 42244124 in words is "forty-two million, two hundred forty-four thousand, one hundred twenty-four".