47838377 has 2 divisors, whose sum is σ = 47838378. Its totient is φ = 47838376.

The previous prime is 47838359. The next prime is 47838397. The reversal of 47838377 is 77383874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25361296 + 22477081 = 5036^2 + 4741^2 .

It is a cyclic number.

It is not a de Polignac number, because 47838377 - 2⁸ = 47838121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47838337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23919188 + 23919189.

It is an arithmetic number, because the mean of its divisors is an integer number (23919189).

Almost surely, 2^47838377 is an apocalyptic number.

It is an amenable number.

47838377 is a deficient number, since it is larger than the sum of its proper divisors (1).

47838377 is an equidigital number, since it uses as much as digits as its factorization.

47838377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 47.

The square root of 47838377 is about 6916.5292596793. The cubic root of 47838377 is about 363.0157592189.

The spelling of 47838377 in words is "forty-seven million, eight hundred thirty-eight thousand, three hundred seventy-seven".