342340353 has 6 divisors (see below), whose sum is σ = 494491634. Its totient is φ = 228226896.

The previous prime is 342340351. The next prime is 342340363. The reversal of 342340353 is 353043243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 317659329 + 24681024 = 17823^2 + 4968^2 .

It is not a de Polignac number, because 342340353 - 2¹ = 342340351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342340351) 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 5 ways as a sum of consecutive naturals, for example, 19018900 + ... + 19018917.

Almost surely, 2^342340353 is an apocalyptic number.

It is an amenable number.

342340353 is a deficient number, since it is larger than the sum of its proper divisors (152151281).

342340353 is a wasteful number, since it uses less digits than its factorization.

342340353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38037823 (or 38037820 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

The square root of 342340353 is about 18502.4418118258. The cubic root of 342340353 is about 699.5509725692.

Adding to 342340353 its reverse (353043243), we get a palindrome (695383596).

The spelling of 342340353 in words is "three hundred forty-two million, three hundred forty thousand, three hundred fifty-three".