38743841 has 2 divisors, whose sum is σ = 38743842. Its totient is φ = 38743840.

The previous prime is 38743813. The next prime is 38743849. The reversal of 38743841 is 14834783.

38743841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27081616 + 11662225 = 5204^2 + 3415^2 .

It is a cyclic number.

It is not a de Polignac number, because 38743841 - 2¹⁴ = 38727457 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 38743795 and 38743804.

It is not a weakly prime, because it can be changed into another prime (38743849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19371920 + 19371921.

It is an arithmetic number, because the mean of its divisors is an integer number (19371921).

Almost surely, 2^38743841 is an apocalyptic number.

It is an amenable number.

38743841 is a deficient number, since it is larger than the sum of its proper divisors (1).

38743841 is an equidigital number, since it uses as much as digits as its factorization.

38743841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 38.

The square root of 38743841 is about 6224.4550765509. The cubic root of 38743841 is about 338.3770432714.

The spelling of 38743841 in words is "thirty-eight million, seven hundred forty-three thousand, eight hundred forty-one".