42534087 has 8 divisors (see below), whose sum is σ = 56815104. Its totient is φ = 28304568.

The previous prime is 42534071. The next prime is 42534091. The reversal of 42534087 is 78043524.

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

It is not a de Polignac number, because 42534087 - 2⁴ = 42534071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42534067) 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, 10903 + ... + 14280.

It is an arithmetic number, because the mean of its divisors is an integer number (7101888).

Almost surely, 2^42534087 is an apocalyptic number.

42534087 is a deficient number, since it is larger than the sum of its proper divisors (14281017).

42534087 is a wasteful number, since it uses less digits than its factorization.

42534087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25749.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 42534087 is about 6521.8162347616. The cubic root of 42534087 is about 349.0698759658.

The spelling of 42534087 in words is "forty-two million, five hundred thirty-four thousand, eighty-seven".