676285189 has 2 divisors, whose sum is σ = 676285190. Its totient is φ = 676285188.

The previous prime is 676285163. The next prime is 676285217. The reversal of 676285189 is 981582676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379860100 + 296425089 = 19490^2 + 17217^2 .

It is a cyclic number.

It is not a de Polignac number, because 676285189 - 2⁷ = 676285061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676225189) 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 as a sum of consecutive naturals, namely, 338142594 + 338142595.

It is an arithmetic number, because the mean of its divisors is an integer number (338142595).

Almost surely, 2^676285189 is an apocalyptic number.

It is an amenable number.

676285189 is a deficient number, since it is larger than the sum of its proper divisors (1).

676285189 is an equidigital number, since it uses as much as digits as its factorization.

676285189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 52.

The square root of 676285189 is about 26005.4838255319. The cubic root of 676285189 is about 877.7616967156.

The spelling of 676285189 in words is "six hundred seventy-six million, two hundred eighty-five thousand, one hundred eighty-nine".