42558359 has 4 divisors (see below), whose sum is σ = 43463904. Its totient is φ = 41652816.

The previous prime is 42558353. The next prime is 42558371. The reversal of 42558359 is 95385524.

42558359 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 a cyclic number.

It is not a de Polignac number, because 42558359 - 2¹² = 42554263 is a prime.

It is a super-2 number, since 2×42558359² = 3622427841545762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42558353) 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, 452702 + ... + 452795.

It is an arithmetic number, because the mean of its divisors is an integer number (10865976).

Almost surely, 2^42558359 is an apocalyptic number.

42558359 is a deficient number, since it is larger than the sum of its proper divisors (905545).

42558359 is an equidigital number, since it uses as much as digits as its factorization.

42558359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905544.

The product of its digits is 216000, while the sum is 41.

The square root of 42558359 is about 6523.6768007007. The cubic root of 42558359 is about 349.1362620380.

The spelling of 42558359 in words is "forty-two million, five hundred fifty-eight thousand, three hundred fifty-nine".