42910844 has 6 divisors (see below), whose sum is σ = 75093984. Its totient is φ = 21455420.

The previous prime is 42910843. The next prime is 42910849. The reversal of 42910844 is 44801924.

42910844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42910844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42910843) by changing a digit.

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 as a sum of consecutive naturals, namely, 5363852 + ... + 5363859.

It is an arithmetic number, because the mean of its divisors is an integer number (12515664).

Almost surely, 2^42910844 is an apocalyptic number.

It is an amenable number.

42910844 is a deficient number, since it is larger than the sum of its proper divisors (32183140).

42910844 is a wasteful number, since it uses less digits than its factorization.

42910844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10727715 (or 10727713 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 42910844 is about 6550.6369155984. The cubic root of 42910844 is about 350.0975075264.

The spelling of 42910844 in words is "forty-two million, nine hundred ten thousand, eight hundred forty-four".