42534105 has 16 divisors (see below), whose sum is σ = 68693184. Its totient is φ = 22472000.

The previous prime is 42534091. The next prime is 42534131. The reversal of 42534105 is 50143524.

It is not a de Polignac number, because 42534105 - 2⁷ = 42533977 is a prime.

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, 11646 + ... + 14855.

It is an arithmetic number, because the mean of its divisors is an integer number (4293324).

Almost surely, 2^42534105 is an apocalyptic number.

It is an amenable number.

42534105 is a deficient number, since it is larger than the sum of its proper divisors (26159079).

42534105 is a wasteful number, since it uses less digits than its factorization.

42534105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26616.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 42534105 is about 6521.8176147451. The cubic root of 42534105 is about 349.0699252067.

Adding to 42534105 its reverse (50143524), we get a palindrome (92677629).

The spelling of 42534105 in words is "forty-two million, five hundred thirty-four thousand, one hundred five".