682564919 has 2 divisors, whose sum is σ = 682564920. Its totient is φ = 682564918.

The previous prime is 682564907. The next prime is 682564931. The reversal of 682564919 is 919465286.

It is a balanced prime because it is at equal distance from previous prime (682564907) and next prime (682564931).

It is a cyclic number.

It is not a de Polignac number, because 682564919 - 2⁴ = 682564903 is a prime.

It is a super-2 number, since 2×682564919² = 931789737298953122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682564999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341282459 + 341282460.

It is an arithmetic number, because the mean of its divisors is an integer number (341282460).

Almost surely, 2^682564919 is an apocalyptic number.

682564919 is a deficient number, since it is larger than the sum of its proper divisors (1).

682564919 is an equidigital number, since it uses as much as digits as its factorization.

682564919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 50.

The square root of 682564919 is about 26125.9434088034. The cubic root of 682564919 is about 880.4701856316.

The spelling of 682564919 in words is "six hundred eighty-two million, five hundred sixty-four thousand, nine hundred nineteen".