43771042 has 16 divisors (see below), whose sum is σ = 75500352. Its totient is φ = 18642960.

The previous prime is 43771027. The next prime is 43771061. The reversal of 43771042 is 24017734.

43771042 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 43771042.

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, 7309 + ... + 11872.

It is an arithmetic number, because the mean of its divisors is an integer number (4718772).

Almost surely, 2^43771042 is an apocalyptic number.

43771042 is a deficient number, since it is larger than the sum of its proper divisors (31729310).

43771042 is a wasteful number, since it uses less digits than its factorization.

43771042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19353.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 43771042 is about 6615.9687121388. The cubic root of 43771042 is about 352.4214186956.

Adding to 43771042 its reverse (24017734), we get a palindrome (67788776).

The spelling of 43771042 in words is "forty-three million, seven hundred seventy-one thousand, forty-two".