42241244 has 12 divisors (see below), whose sum is σ = 73979304. Its totient is φ = 21104304.

The previous prime is 42241229. The next prime is 42241247. The reversal of 42241244 is 44214224.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42241247) 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, 3179 + ... + 9725.

It is an arithmetic number, because the mean of its divisors is an integer number (6164942).

Almost surely, 2^42241244 is an apocalyptic number.

It is an amenable number.

42241244 is a deficient number, since it is larger than the sum of its proper divisors (31738060).

42241244 is a wasteful number, since it uses less digits than its factorization.

42241244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8164 (or 8162 counting only the distinct ones).

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

The square root of 42241244 is about 6499.3264266384. The cubic root of 42241244 is about 348.2669264881.

Adding to 42241244 its reverse (44214224), we get a palindrome (86455468).

The spelling of 42241244 in words is "forty-two million, two hundred forty-one thousand, two hundred forty-four".