342546665 has 4 divisors (see below), whose sum is σ = 411056004. Its totient is φ = 274037328.

The previous prime is 342546661. The next prime is 342546691. The reversal of 342546665 is 566645243.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73685056 + 268861609 = 8584^2 + 16397^2 .

It is a cyclic number.

It is not a de Polignac number, because 342546665 - 2² = 342546661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342546661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34254662 + ... + 34254671.

It is an arithmetic number, because the mean of its divisors is an integer number (102764001).

Almost surely, 2^342546665 is an apocalyptic number.

It is an amenable number.

342546665 is a deficient number, since it is larger than the sum of its proper divisors (68509339).

342546665 is an equidigital number, since it uses as much as digits as its factorization.

342546665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68509338.

The product of its digits is 518400, while the sum is 41.

The square root of 342546665 is about 18508.0162362151. The cubic root of 342546665 is about 699.6914728793.

The spelling of 342546665 in words is "three hundred forty-two million, five hundred forty-six thousand, six hundred sixty-five".