342516673 has 4 divisors (see below), whose sum is σ = 345547908. Its totient is φ = 339485440.

The previous prime is 342516649. The next prime is 342516677. The reversal of 342516673 is 376615243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 376615243 = 7817 ⋅48179.

It can be written as a sum of positive squares in 2 ways, for example, as 21641104 + 320875569 = 4652^2 + 17913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342516673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342516677) 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 3 ways as a sum of consecutive naturals, for example, 1515448 + ... + 1515673.

It is an arithmetic number, because the mean of its divisors is an integer number (86386977).

Almost surely, 2^342516673 is an apocalyptic number.

It is an amenable number.

342516673 is a deficient number, since it is larger than the sum of its proper divisors (3031235).

342516673 is a wasteful number, since it uses less digits than its factorization.

342516673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031234.

The product of its digits is 90720, while the sum is 37.

The square root of 342516673 is about 18507.2059749709. The cubic root of 342516673 is about 699.6710515651.

The spelling of 342516673 in words is "three hundred forty-two million, five hundred sixteen thousand, six hundred seventy-three".