682527997 has 4 divisors (see below), whose sum is σ = 683202780. Its totient is φ = 681853216.

The previous prime is 682527991. The next prime is 682528009. The reversal of 682527997 is 799725286.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 325658116 + 356869881 = 18046^2 + 18891^2 .

It is a cyclic number.

It is not a de Polignac number, because 682527997 - 2¹⁹ = 682003709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682527991) 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 in 3 ways as a sum of consecutive naturals, for example, 335872 + ... + 337897.

It is an arithmetic number, because the mean of its divisors is an integer number (170800695).

Almost surely, 2^682527997 is an apocalyptic number.

It is an amenable number.

682527997 is a deficient number, since it is larger than the sum of its proper divisors (674783).

682527997 is a wasteful number, since it uses less digits than its factorization.

682527997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674782.

The product of its digits is 3810240, while the sum is 55.

The square root of 682527997 is about 26125.2367836160. The cubic root of 682527997 is about 880.4543095806.

The spelling of 682527997 in words is "six hundred eighty-two million, five hundred twenty-seven thousand, nine hundred ninety-seven".