42307859 has 8 divisors (see below), whose sum is σ = 47280240. Its totient is φ = 37523200.

The previous prime is 42307843. The next prime is 42307871. The reversal of 42307859 is 95870324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42307859 - 2⁴ = 42307843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42307819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46454 + ... + 47355.

It is an arithmetic number, because the mean of its divisors is an integer number (5910030).

Almost surely, 2^42307859 is an apocalyptic number.

42307859 is a deficient number, since it is larger than the sum of its proper divisors (4972381).

42307859 is a wasteful number, since it uses less digits than its factorization.

42307859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93861.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 42307859 is about 6504.4491696069. The cubic root of 42307859 is about 348.4499041842.

The spelling of 42307859 in words is "forty-two million, three hundred seven thousand, eight hundred fifty-nine".