676343065 has 4 divisors (see below), whose sum is σ = 811611684. Its totient is φ = 541074448.

The previous prime is 676343053. The next prime is 676343117. The reversal of 676343065 is 560343676.

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 277422336 + 398920729 = 16656^2 + 19973^2 .

It is a cyclic number.

It is not a de Polignac number, because 676343065 - 2¹³ = 676334873 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 67634302 + ... + 67634311.

It is an arithmetic number, because the mean of its divisors is an integer number (202902921).

Almost surely, 2^676343065 is an apocalyptic number.

It is an amenable number.

676343065 is a deficient number, since it is larger than the sum of its proper divisors (135268619).

676343065 is a wasteful number, since it uses less digits than its factorization.

676343065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135268618.

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 676343065 is about 26006.5965670251. The cubic root of 676343065 is about 877.7867354062.

The spelling of 676343065 in words is "six hundred seventy-six million, three hundred forty-three thousand, sixty-five".