42541005 has 32 divisors (see below), whose sum is σ = 73664640. Its totient is φ = 20839680.

The previous prime is 42541001. The next prime is 42541013. The reversal of 42541005 is 50014524.

It is not a de Polignac number, because 42541005 - 2² = 42541001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42541001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52050 + ... + 52860.

It is an arithmetic number, because the mean of its divisors is an integer number (2302020).

Almost surely, 2^42541005 is an apocalyptic number.

It is an amenable number.

42541005 is a deficient number, since it is larger than the sum of its proper divisors (31123635).

42541005 is a wasteful number, since it uses less digits than its factorization.

42541005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 42541005 is about 6522.3465869271. The cubic root of 42541005 is about 349.0887998820.

Adding to 42541005 its reverse (50014524), we get a palindrome (92555529).

The spelling of 42541005 in words is "forty-two million, five hundred forty-one thousand, five".