38705747 has 2 divisors, whose sum is σ = 38705748. Its totient is φ = 38705746.

The previous prime is 38705731. The next prime is 38705759. The reversal of 38705747 is 74750783.

38705747 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 is a cyclic number.

It is not a de Polignac number, because 38705747 - 2⁴ = 38705731 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38705647) 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, 19352873 + 19352874.

It is an arithmetic number, because the mean of its divisors is an integer number (19352874).

Almost surely, 2^38705747 is an apocalyptic number.

38705747 is a deficient number, since it is larger than the sum of its proper divisors (1).

38705747 is an equidigital number, since it uses as much as digits as its factorization.

38705747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164640, while the sum is 41.

The square root of 38705747 is about 6221.3942971009. The cubic root of 38705747 is about 338.2661063956.

The spelling of 38705747 in words is "thirty-eight million, seven hundred five thousand, seven hundred forty-seven".