42359691 has 16 divisors (see below), whose sum is σ = 63740160. Its totient is φ = 24786720.

The previous prime is 42359663. The next prime is 42359701. The reversal of 42359691 is 19695324.

42359691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42359691 - 2⁵ = 42359659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42359591) 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 15 ways as a sum of consecutive naturals, for example, 21175 + ... + 23088.

It is an arithmetic number, because the mean of its divisors is an integer number (3983760).

Almost surely, 2^42359691 is an apocalyptic number.

42359691 is a deficient number, since it is larger than the sum of its proper divisors (21380469).

42359691 is a wasteful number, since it uses less digits than its factorization.

42359691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44306.

The product of its digits is 58320, while the sum is 39.

The square root of 42359691 is about 6508.4322997170. The cubic root of 42359691 is about 348.5921432018.

The spelling of 42359691 in words is "forty-two million, three hundred fifty-nine thousand, six hundred ninety-one".