199882829 has 2 divisors, whose sum is σ = 199882830. Its totient is φ = 199882828.

The previous prime is 199882763. The next prime is 199882847. The reversal of 199882829 is 928288991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195160900 + 4721929 = 13970^2 + 2173^2 .

It is a cyclic number.

It is not a de Polignac number, because 199882829 - 2²⁰ = 198834253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199882849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99941414 + 99941415.

It is an arithmetic number, because the mean of its divisors is an integer number (99941415).

Almost surely, 2^199882829 is an apocalyptic number.

It is an amenable number.

199882829 is a deficient number, since it is larger than the sum of its proper divisors (1).

199882829 is an equidigital number, since it uses as much as digits as its factorization.

199882829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 56.

The square root of 199882829 is about 14137.9923963765. The cubic root of 199882829 is about 584.6893219723.

The spelling of 199882829 in words is "one hundred ninety-nine million, eight hundred eighty-two thousand, eight hundred twenty-nine".