42234223 has 16 divisors (see below), whose sum is σ = 44606016. Its totient is φ = 39951360.

The previous prime is 42234209. The next prime is 42234229. The reversal of 42234223 is 32243224.

42234223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42234223 - 2²⁵ = 8679791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42234194 and 42234203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42234229) by changing a digit.

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, 308211 + ... + 308347.

It is an arithmetic number, because the mean of its divisors is an integer number (2787876).

Almost surely, 2^42234223 is an apocalyptic number.

42234223 is a deficient number, since it is larger than the sum of its proper divisors (2371793).

42234223 is a wasteful number, since it uses less digits than its factorization.

42234223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its digits is 2304, while the sum is 22.

The square root of 42234223 is about 6498.7862712971. The cubic root of 42234223 is about 348.2476300427.

Adding to 42234223 its reverse (32243224), we get a palindrome (74477447).

Subtracting from 42234223 its reverse (32243224), we obtain a palindrome (9990999).

The spelling of 42234223 in words is "forty-two million, two hundred thirty-four thousand, two hundred twenty-three".