42130342 has 16 divisors (see below), whose sum is σ = 66166272. Its totient is φ = 20081160.

The previous prime is 42130339. The next prime is 42130343. The reversal of 42130342 is 24303124.

42130342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42130343) 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, 13843 + ... + 16609.

It is an arithmetic number, because the mean of its divisors is an integer number (4135392).

Almost surely, 2^42130342 is an apocalyptic number.

42130342 is a deficient number, since it is larger than the sum of its proper divisors (24035930).

42130342 is a wasteful number, since it uses less digits than its factorization.

42130342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42130342 is about 6490.7890121310. The cubic root of 42130342 is about 347.9618743189.

Adding to 42130342 its reverse (24303124), we get a palindrome (66433466).

The spelling of 42130342 in words is "forty-two million, one hundred thirty thousand, three hundred forty-two".