42043041 has 6 divisors (see below), whose sum is σ = 60728850. Its totient is φ = 28028688.

The previous prime is 42043039. The next prime is 42043049. The reversal of 42043041 is 14034024.

It can be written as a sum of positive squares in only one way, i.e., 40908816 + 1134225 = 6396^2 + 1065^2 .

It is not a de Polignac number, because 42043041 - 2¹ = 42043039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42043049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2335716 + ... + 2335733.

It is an arithmetic number, because the mean of its divisors is an integer number (10121475).

Almost surely, 2^42043041 is an apocalyptic number.

It is an amenable number.

42043041 is a deficient number, since it is larger than the sum of its proper divisors (18685809).

42043041 is a wasteful number, since it uses less digits than its factorization.

42043041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4671455 (or 4671452 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 42043041 is about 6484.0605333387. The cubic root of 42043041 is about 347.7213633658.

Adding to 42043041 its reverse (14034024), we get a palindrome (56077065).

The spelling of 42043041 in words is "forty-two million, forty-three thousand, forty-one".