38285147 has 2 divisors, whose sum is σ = 38285148. Its totient is φ = 38285146.

The previous prime is 38285131. The next prime is 38285153. The reversal of 38285147 is 74158283.

38285147 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 an emirp because it is prime and its reverse (74158283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38285147 - 2⁴ = 38285131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38285147.

It is not a weakly prime, because it can be changed into another prime (38285167) 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, 19142573 + 19142574.

It is an arithmetic number, because the mean of its divisors is an integer number (19142574).

Almost surely, 2^38285147 is an apocalyptic number.

38285147 is a deficient number, since it is larger than the sum of its proper divisors (1).

38285147 is an equidigital number, since it uses as much as digits as its factorization.

38285147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 38285147 is about 6187.4992525252. The cubic root of 38285147 is about 337.0363733718.

The spelling of 38285147 in words is "thirty-eight million, two hundred eighty-five thousand, one hundred forty-seven".