42541659 has 8 divisors (see below), whose sum is σ = 63024720. Its totient is φ = 28361088.

The previous prime is 42541657. The next prime is 42541679. The reversal of 42541659 is 95614524.

It is not a de Polignac number, because 42541659 - 2¹ = 42541657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42541657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787782 + ... + 787835.

It is an arithmetic number, because the mean of its divisors is an integer number (7878090).

Almost surely, 2^42541659 is an apocalyptic number.

42541659 is a deficient number, since it is larger than the sum of its proper divisors (20483061).

42541659 is a wasteful number, since it uses less digits than its factorization.

42541659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575626 (or 1575620 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 42541659 is about 6522.3967220647. The cubic root of 42541659 is about 349.0905887670.

The spelling of 42541659 in words is "forty-two million, five hundred forty-one thousand, six hundred fifty-nine".