222442342 has 8 divisors (see below), whose sum is σ = 333770256. Its totient is φ = 111185592.

The previous prime is 222442333. The next prime is 222442349. The reversal of 222442342 is 243244222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222442349) 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 3 ways as a sum of consecutive naturals, for example, 9133 + ... + 22984.

It is an arithmetic number, because the mean of its divisors is an integer number (41721282).

Almost surely, 2^222442342 is an apocalyptic number.

222442342 is a deficient number, since it is larger than the sum of its proper divisors (111327914).

222442342 is a wasteful number, since it uses less digits than its factorization.

222442342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35582.

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

The square root of 222442342 is about 14914.5010644004. The cubic root of 222442342 is about 605.9067903709.

Adding to 222442342 its reverse (243244222), we get a palindrome (465686564).

It can be divided in two parts, 222442 and 342, that added together give a square (222784 = 472²).

The spelling of 222442342 in words is "two hundred twenty-two million, four hundred forty-two thousand, three hundred forty-two".