47838199 has 2 divisors, whose sum is σ = 47838200. Its totient is φ = 47838198.

The previous prime is 47838191. The next prime is 47838227. The reversal of 47838199 is 99183874.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47838199 - 2³ = 47838191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47838191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23919099 + 23919100.

It is an arithmetic number, because the mean of its divisors is an integer number (23919100).

Almost surely, 2^47838199 is an apocalyptic number.

47838199 is a deficient number, since it is larger than the sum of its proper divisors (1).

47838199 is an equidigital number, since it uses as much as digits as its factorization.

47838199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 49.

The square root of 47838199 is about 6916.5163919418. The cubic root of 47838199 is about 363.0153089745.

The spelling of 47838199 in words is "forty-seven million, eight hundred thirty-eight thousand, one hundred ninety-nine".