42330222 has 32 divisors (see below), whose sum is σ = 102620160. Its totient is φ = 12827160.

The previous prime is 42330209. The next prime is 42330229. The reversal of 42330222 is 22203324.

42330222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 42330195 and 42330204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42330229) 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, 35038 + ... + 36225.

It is an arithmetic number, because the mean of its divisors is an integer number (3206880).

Almost surely, 2^42330222 is an apocalyptic number.

42330222 is an abundant number, since it is smaller than the sum of its proper divisors (60289938).

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

42330222 is a wasteful number, since it uses less digits than its factorization.

42330222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71285 (or 71279 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 42330222 is about 6506.1679966014. The cubic root of 42330222 is about 348.5112876783.

Adding to 42330222 its reverse (22203324), we get a palindrome (64533546).

It can be divided in two parts, 423302 and 22, that added together give a palindrome (423324).

The spelling of 42330222 in words is "forty-two million, three hundred thirty thousand, two hundred twenty-two".