680590327 has 2 divisors, whose sum is σ = 680590328. Its totient is φ = 680590326.

The previous prime is 680590307. The next prime is 680590343. The reversal of 680590327 is 723095086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 680590327 - 2⁷ = 680590199 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 680590327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680590307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340295163 + 340295164.

It is an arithmetic number, because the mean of its divisors is an integer number (340295164).

Almost surely, 2^680590327 is an apocalyptic number.

680590327 is a deficient number, since it is larger than the sum of its proper divisors (1).

680590327 is an equidigital number, since it uses as much as digits as its factorization.

680590327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 680590327 is about 26088.1261688148. The cubic root of 680590327 is about 879.6203282098.

The spelling of 680590327 in words is "six hundred eighty million, five hundred ninety thousand, three hundred twenty-seven".