42441771 has 4 divisors (see below), whose sum is σ = 56589032. Its totient is φ = 28294512.

The previous prime is 42441757. The next prime is 42441779. The reversal of 42441771 is 17714424.

42441771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42441771 - 2⁷ = 42441643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42441779) 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 in 3 ways as a sum of consecutive naturals, for example, 7073626 + ... + 7073631.

It is an arithmetic number, because the mean of its divisors is an integer number (14147258).

Almost surely, 2^42441771 is an apocalyptic number.

42441771 is a deficient number, since it is larger than the sum of its proper divisors (14147261).

42441771 is a wasteful number, since it uses less digits than its factorization.

42441771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14147260.

The product of its digits is 6272, while the sum is 30.

The square root of 42441771 is about 6514.7349140237. The cubic root of 42441771 is about 348.8171525728.

It can be divided in two parts, 424 and 41771, that added together give a triangular number (42195 = T₂₉₀).

The spelling of 42441771 in words is "forty-two million, four hundred forty-one thousand, seven hundred seventy-one".