2085798329 has 2 divisors, whose sum is σ = 2085798330. Its totient is φ = 2085798328.

The previous prime is 2085798313. The next prime is 2085798427. The reversal of 2085798329 is 9238975802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1593845929 + 491952400 = 39923^2 + 22180^2 .

It is a cyclic number.

It is not a de Polignac number, because 2085798329 - 2⁴ = 2085798313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2085798529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042899164 + 1042899165.

It is an arithmetic number, because the mean of its divisors is an integer number (1042899165).

Almost surely, 2^2085798329 is an apocalyptic number.

It is an amenable number.

2085798329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2085798329 is an equidigital number, since it uses as much as digits as its factorization.

2085798329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 2085798329 is about 45670.5411507243. The cubic root of 2085798329 is about 1277.6859086344.

The spelling of 2085798329 in words is "two billion, eighty-five million, seven hundred ninety-eight thousand, three hundred twenty-nine".