42204234 has 32 divisors (see below), whose sum is σ = 90901440. Its totient is φ = 13014272.

The previous prime is 42204229. The next prime is 42204247. The reversal of 42204234 is 43240224.

42204234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42204234.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2512 + ... + 9524.

It is an arithmetic number, because the mean of its divisors is an integer number (2840670).

Almost surely, 2^42204234 is an apocalyptic number.

42204234 is an abundant number, since it is smaller than the sum of its proper divisors (48697206).

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

42204234 is a wasteful number, since it uses less digits than its factorization.

42204234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42204234 is about 6496.4785845872. The cubic root of 42204234 is about 348.1651844943.

Adding to 42204234 its reverse (43240224), we get a palindrome (85444458).

The spelling of 42204234 in words is "forty-two million, two hundred four thousand, two hundred thirty-four".