38538079 has 2 divisors, whose sum is σ = 38538080. Its totient is φ = 38538078.

The previous prime is 38538077. The next prime is 38538121. The reversal of 38538079 is 97083583.

It is a happy number.

38538079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38538079 - 2¹ = 38538077 is a prime.

Together with 38538077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38538077) 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, 19269039 + 19269040.

It is an arithmetic number, because the mean of its divisors is an integer number (19269040).

Almost surely, 2^38538079 is an apocalyptic number.

38538079 is a deficient number, since it is larger than the sum of its proper divisors (1).

38538079 is an equidigital number, since it uses as much as digits as its factorization.

38538079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 38538079 is about 6207.9045579004. The cubic root of 38538079 is about 337.7769585774.

The spelling of 38538079 in words is "thirty-eight million, five hundred thirty-eight thousand, seventy-nine".