342022222 has 4 divisors (see below), whose sum is σ = 513033336. Its totient is φ = 171011110.

The previous prime is 342022207. The next prime is 342022223. The reversal of 342022222 is 222220243.

It is a happy number.

It is a semiprime because it is the product of two primes.

342022222 is a modest number, since divided by 22222 gives 3420 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 342022222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342022223) 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 as a sum of consecutive naturals, namely, 85505554 + ... + 85505557.

It is an arithmetic number, because the mean of its divisors is an integer number (128258334).

Almost surely, 2^342022222 is an apocalyptic number.

342022222 is a deficient number, since it is larger than the sum of its proper divisors (171011114).

342022222 is a wasteful number, since it uses less digits than its factorization.

342022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171011113.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 342022222 is about 18493.8428132176. The cubic root of 342022222 is about 699.3342118504.

Adding to 342022222 its reverse (222220243), we get a palindrome (564242465).

The spelling of 342022222 in words is "three hundred forty-two million, twenty-two thousand, two hundred twenty-two".