342568945 has 8 divisors (see below), whose sum is σ = 418839336. Its totient is φ = 268884096.

The previous prime is 342568907. The next prime is 342568951. The reversal of 342568945 is 549865243.

It can be written as a sum of positive squares in 4 ways, for example, as 115283169 + 227285776 = 10737^2 + 15076^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 342568945 - 2¹³ = 342560753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342568895 and 342568904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646092 + ... + 646621.

It is an arithmetic number, because the mean of its divisors is an integer number (52354917).

Almost surely, 2^342568945 is an apocalyptic number.

It is an amenable number.

342568945 is a deficient number, since it is larger than the sum of its proper divisors (76270391).

342568945 is a wasteful number, since it uses less digits than its factorization.

342568945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292771.

The product of its digits is 1036800, while the sum is 46.

The square root of 342568945 is about 18508.6181277804. The cubic root of 342568945 is about 699.7066423823.

The spelling of 342568945 in words is "three hundred forty-two million, five hundred sixty-eight thousand, nine hundred forty-five".