42424234 has 8 divisors (see below), whose sum is σ = 63666720. Its totient is φ = 21201996.

The previous prime is 42424201. The next prime is 42424241. The reversal of 42424234 is 43242424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42424199 and 42424208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347 + ... + 9505.

It is an arithmetic number, because the mean of its divisors is an integer number (7958340).

Almost surely, 2^42424234 is an apocalyptic number.

42424234 is a deficient number, since it is larger than the sum of its proper divisors (21242486).

42424234 is a wasteful number, since it uses less digits than its factorization.

42424234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10124.

The product of its digits is 6144, while the sum is 25.

The square root of 42424234 is about 6513.3888261027. The cubic root of 42424234 is about 348.7691020399.

Adding to 42424234 its reverse (43242424), we get a palindrome (85666658).

The spelling of 42424234 in words is "forty-two million, four hundred twenty-four thousand, two hundred thirty-four".