42587726 has 8 divisors (see below), whose sum is σ = 65087064. Its totient is φ = 20892040.

The previous prime is 42587723. The next prime is 42587729. The reversal of 42587726 is 62778524.

42587726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42587723) and next prime (42587729).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42587723) 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, 200780 + ... + 200991.

It is an arithmetic number, because the mean of its divisors is an integer number (8135883).

Almost surely, 2^42587726 is an apocalyptic number.

42587726 is a deficient number, since it is larger than the sum of its proper divisors (22499338).

42587726 is a wasteful number, since it uses less digits than its factorization.

42587726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401826.

The product of its digits is 188160, while the sum is 41.

The square root of 42587726 is about 6525.9272138141. The cubic root of 42587726 is about 349.2165496509.

The spelling of 42587726 in words is "forty-two million, five hundred eighty-seven thousand, seven hundred twenty-six".