676334387 has 2 divisors, whose sum is σ = 676334388. Its totient is φ = 676334386.

The previous prime is 676334377. The next prime is 676334411. The reversal of 676334387 is 783433676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 676334387 - 2²⁰ = 675285811 is a prime.

It is not a weakly prime, because it can be changed into another prime (676334327) by changing a digit.

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 as a sum of consecutive naturals, namely, 338167193 + 338167194.

It is an arithmetic number, because the mean of its divisors is an integer number (338167194).

Almost surely, 2^676334387 is an apocalyptic number.

676334387 is a deficient number, since it is larger than the sum of its proper divisors (1).

676334387 is an equidigital number, since it uses as much as digits as its factorization.

676334387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 47.

The square root of 676334387 is about 26006.4297242047. The cubic root of 676334387 is about 877.7829811646.

The spelling of 676334387 in words is "six hundred seventy-six million, three hundred thirty-four thousand, three hundred eighty-seven".