342005122 has 16 divisors (see below), whose sum is σ = 522916632. Its totient is φ = 167731200.

The previous prime is 342005117. The next prime is 342005143. The reversal of 342005122 is 221500243.

It can be written as a sum of positive squares in 4 ways, for example, as 271293841 + 70711281 = 16471^2 + 8409^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 342005122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14122 + ... + 29722.

Almost surely, 2^342005122 is an apocalyptic number.

342005122 is a deficient number, since it is larger than the sum of its proper divisors (180911510).

342005122 is a wasteful number, since it uses less digits than its factorization.

342005122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15813.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 342005122 is about 18493.3804914083. The cubic root of 342005122 is about 699.3225568432.

Adding to 342005122 its reverse (221500243), we get a palindrome (563505365).

The spelling of 342005122 in words is "three hundred forty-two million, five thousand, one hundred twenty-two".