42440582 has 16 divisors (see below), whose sum is σ = 64399104. Its totient is φ = 20976000.

The previous prime is 42440579. The next prime is 42440597. The reversal of 42440582 is 28504424.

42440582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 91832 + ... + 92292.

It is an arithmetic number, because the mean of its divisors is an integer number (4024944).

Almost surely, 2^42440582 is an apocalyptic number.

42440582 is a deficient number, since it is larger than the sum of its proper divisors (21958522).

42440582 is a wasteful number, since it uses less digits than its factorization.

42440582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895.

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 42440582 is about 6514.6436587123. The cubic root of 42440582 is about 348.8138951886.

The spelling of 42440582 in words is "forty-two million, four hundred forty thousand, five hundred eighty-two".