199932841 has 2 divisors, whose sum is σ = 199932842. Its totient is φ = 199932840.

The previous prime is 199932827. The next prime is 199932847. The reversal of 199932841 is 148239991.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198922816 + 1010025 = 14104^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 199932841 - 2¹³ = 199924649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 199932791 and 199932800.

It is not a weakly prime, because it can be changed into another prime (199932847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99966420 + 99966421.

It is an arithmetic number, because the mean of its divisors is an integer number (99966421).

Almost surely, 2^199932841 is an apocalyptic number.

It is an amenable number.

199932841 is a deficient number, since it is larger than the sum of its proper divisors (1).

199932841 is an equidigital number, since it uses as much as digits as its factorization.

199932841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 46.

The square root of 199932841 is about 14139.7609951512. The cubic root of 199932841 is about 584.7380822786.

The spelling of 199932841 in words is "one hundred ninety-nine million, nine hundred thirty-two thousand, eight hundred forty-one".