676884193 has 2 divisors, whose sum is σ = 676884194. Its totient is φ = 676884192.

The previous prime is 676884161. The next prime is 676884217. The reversal of 676884193 is 391488676.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 363169249 + 313714944 = 19057^2 + 17712^2 .

It is a cyclic number.

It is not a de Polignac number, because 676884193 - 2⁵ = 676884161 is a prime.

It is a super-2 number, since 2×676884193² = 916344421466522498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 676884193.

It is not a weakly prime, because it can be changed into another prime (676884893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338442096 + 338442097.

It is an arithmetic number, because the mean of its divisors is an integer number (338442097).

Almost surely, 2^676884193 is an apocalyptic number.

It is an amenable number.

676884193 is a deficient number, since it is larger than the sum of its proper divisors (1).

676884193 is an equidigital number, since it uses as much as digits as its factorization.

676884193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 52.

The square root of 676884193 is about 26016.9981550524. The cubic root of 676884193 is about 878.0207726296.

The spelling of 676884193 in words is "six hundred seventy-six million, eight hundred eighty-four thousand, one hundred ninety-three".