42534085 has 16 divisors (see below), whose sum is σ = 58957632. Its totient is φ = 29113600.

The previous prime is 42534071. The next prime is 42534091. The reversal of 42534085 is 58043524.

It is not a de Polignac number, because 42534085 - 2⁹ = 42533573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21811 + ... + 23680.

It is an arithmetic number, because the mean of its divisors is an integer number (3684852).

Almost surely, 2^42534085 is an apocalyptic number.

It is an amenable number.

42534085 is a deficient number, since it is larger than the sum of its proper divisors (16423547).

42534085 is a wasteful number, since it uses less digits than its factorization.

42534085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45524.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 42534085 is about 6521.8160814301. The cubic root of 42534085 is about 349.0698704946.

It can be divided in two parts, 4253 and 4085, that added together give a palindrome (8338).

The spelling of 42534085 in words is "forty-two million, five hundred thirty-four thousand, eighty-five".