42567871 has 8 divisors (see below), whose sum is σ = 45620064. Its totient is φ = 39615840.

The previous prime is 42567869. The next prime is 42567883. The reversal of 42567871 is 17876524.

42567871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42567871 - 2¹ = 42567869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42567821) 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 7 ways as a sum of consecutive naturals, for example, 24160 + ... + 25861.

It is an arithmetic number, because the mean of its divisors is an integer number (5702508).

Almost surely, 2^42567871 is an apocalyptic number.

42567871 is a deficient number, since it is larger than the sum of its proper divisors (3052193).

42567871 is a wasteful number, since it uses less digits than its factorization.

42567871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50081.

The product of its digits is 94080, while the sum is 40.

The square root of 42567871 is about 6524.4057966990. The cubic root of 42567871 is about 349.1622713173.

The spelling of 42567871 in words is "forty-two million, five hundred sixty-seven thousand, eight hundred seventy-one".