986604329 has 2 divisors, whose sum is σ = 986604330. Its totient is φ = 986604328.

The previous prime is 986604323. The next prime is 986604373. The reversal of 986604329 is 923406689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 829152025 + 157452304 = 28795^2 + 12548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986604329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (986604323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493302164 + 493302165.

It is an arithmetic number, because the mean of its divisors is an integer number (493302165).

Almost surely, 2^986604329 is an apocalyptic number.

It is an amenable number.

986604329 is a deficient number, since it is larger than the sum of its proper divisors (1).

986604329 is an equidigital number, since it uses as much as digits as its factorization.

986604329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 986604329 is about 31410.2583402302. The cubic root of 986604329 is about 995.5146883916.

The spelling of 986604329 in words is "nine hundred eighty-six million, six hundred four thousand, three hundred twenty-nine".