682168499 has 2 divisors, whose sum is σ = 682168500. Its totient is φ = 682168498.

The previous prime is 682168439. The next prime is 682168507. The reversal of 682168499 is 994861286.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 682168499 - 2⁸ = 682168243 is a prime.

It is a super-2 number, since 2×682168499² = 930707722055826002, 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 682168499.

It is not a weakly prime, because it can be changed into another prime (682168439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341084249 + 341084250.

It is an arithmetic number, because the mean of its divisors is an integer number (341084250).

Almost surely, 2^682168499 is an apocalyptic number.

682168499 is a deficient number, since it is larger than the sum of its proper divisors (1).

682168499 is an equidigital number, since it uses as much as digits as its factorization.

682168499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 53.

The square root of 682168499 is about 26118.3555952514. The cubic root of 682168499 is about 880.2996994873.

The spelling of 682168499 in words is "six hundred eighty-two million, one hundred sixty-eight thousand, four hundred ninety-nine".