42575844 has 24 divisors (see below), whose sum is σ = 99580320. Its totient is φ = 14158144.

The previous prime is 42575833. The next prime is 42575873. The reversal of 42575844 is 44857524.

42575844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312 + ... + 9320.

It is an arithmetic number, because the mean of its divisors is an integer number (4149180).

Almost surely, 2^42575844 is an apocalyptic number.

It is an amenable number.

42575844 is an abundant number, since it is smaller than the sum of its proper divisors (57004476).

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

42575844 is a wasteful number, since it uses less digits than its factorization.

42575844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8459 (or 8457 counting only the distinct ones).

The product of its digits is 179200, while the sum is 39.

The square root of 42575844 is about 6525.0167815876. The cubic root of 42575844 is about 349.1840694241.

It can be divided in two parts, 4257 and 5844, that added together give a palindrome (10101).

The spelling of 42575844 in words is "forty-two million, five hundred seventy-five thousand, eight hundred forty-four".