42342134 has 16 divisors (see below), whose sum is σ = 65436000. Its totient is φ = 20533824.

The previous prime is 42342133. The next prime is 42342151. The reversal of 42342134 is 43124324.

42342134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42342133) 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, 29567 + ... + 30965.

It is an arithmetic number, because the mean of its divisors is an integer number (4089750).

Almost surely, 2^42342134 is an apocalyptic number.

42342134 is a deficient number, since it is larger than the sum of its proper divisors (23093866).

42342134 is a wasteful number, since it uses less digits than its factorization.

42342134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847.

The product of its digits is 2304, while the sum is 23.

The square root of 42342134 is about 6507.0833712194. The cubic root of 42342134 is about 348.5439757272.

Adding to 42342134 its reverse (43124324), we get a palindrome (85466458).

The spelling of 42342134 in words is "forty-two million, three hundred forty-two thousand, one hundred thirty-four".