676226563 has 2 divisors, whose sum is σ = 676226564. Its totient is φ = 676226562.

The previous prime is 676226543. The next prime is 676226567. The reversal of 676226563 is 365622676.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 676226563 - 2⁵ = 676226531 is a prime.

It is not a weakly prime, because it can be changed into another prime (676226567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338113281 + 338113282.

It is an arithmetic number, because the mean of its divisors is an integer number (338113282).

Almost surely, 2^676226563 is an apocalyptic number.

676226563 is a deficient number, since it is larger than the sum of its proper divisors (1).

676226563 is an equidigital number, since it uses as much as digits as its factorization.

676226563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 43.

The square root of 676226563 is about 26004.3566157673. The cubic root of 676226563 is about 877.7363320987.

The spelling of 676226563 in words is "six hundred seventy-six million, two hundred twenty-six thousand, five hundred sixty-three".