42115234 has 16 divisors (see below), whose sum is σ = 72451008. Its totient is φ = 17986032.

The previous prime is 42115223. The next prime is 42115237. The reversal of 42115234 is 43251124.

It is not an unprimeable number, because it can be changed into a prime (42115237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1032 + ... + 9235.

It is an arithmetic number, because the mean of its divisors is an integer number (4528188).

Almost surely, 2^42115234 is an apocalyptic number.

42115234 is a deficient number, since it is larger than the sum of its proper divisors (30335774).

42115234 is a wasteful number, since it uses less digits than its factorization.

42115234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10569.

The product of its digits is 960, while the sum is 22.

The square root of 42115234 is about 6489.6251047345. The cubic root of 42115234 is about 347.9202761399.

Adding to 42115234 its reverse (43251124), we get a palindrome (85366358).

The spelling of 42115234 in words is "forty-two million, one hundred fifteen thousand, two hundred thirty-four".