42240030234 has 48 divisors (see below), whose sum is σ = 89220385440. Its totient is φ = 13329983520.

The previous prime is 42240030229. The next prime is 42240030299. The reversal of 42240030234 is 43203004224.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3695989 + ... + 3707399.

It is an arithmetic number, because the mean of its divisors is an integer number (1858758030).

Almost surely, 2^42240030234 is an apocalyptic number.

42240030234 is an abundant number, since it is smaller than the sum of its proper divisors (46980355206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42240030234 is a wasteful number, since it uses less digits than its factorization.

42240030234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13163 (or 13144 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 42240030234 its reverse (43203004224), we get a palindrome (85443034458).

The spelling of 42240030234 in words is "forty-two billion, two hundred forty million, thirty thousand, two hundred thirty-four".