42534130 has 32 divisors (see below), whose sum is σ = 80725248. Its totient is φ = 16104000.

The previous prime is 42534091. The next prime is 42534131. The reversal of 42534130 is 3143524.

It is not an unprimeable number, because it can be changed into a prime (42534131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22315 + ... + 24145.

It is an arithmetic number, because the mean of its divisors is an integer number (2522664).

Almost surely, 2^42534130 is an apocalyptic number.

42534130 is a deficient number, since it is larger than the sum of its proper divisors (38191118).

42534130 is a wasteful number, since it uses less digits than its factorization.

42534130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42534130 is about 6521.8195313885. The cubic root of 42534130 is about 349.0699935969.

Adding to 42534130 its reverse (3143524), we get a palindrome (45677654).

The spelling of 42534130 in words is "forty-two million, five hundred thirty-four thousand, one hundred thirty".