38747297 has 2 divisors, whose sum is σ = 38747298. Its totient is φ = 38747296.

The previous prime is 38747279. The next prime is 38747321. The reversal of 38747297 is 79274783.

38747297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (38747279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25563136 + 13184161 = 5056^2 + 3631^2 .

It is a cyclic number.

It is not a de Polignac number, because 38747297 - 2⁸ = 38747041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38747237) 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, 19373648 + 19373649.

It is an arithmetic number, because the mean of its divisors is an integer number (19373649).

Almost surely, 2^38747297 is an apocalyptic number.

It is an amenable number.

38747297 is a deficient number, since it is larger than the sum of its proper divisors (1).

38747297 is an equidigital number, since it uses as much as digits as its factorization.

38747297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 47.

The square root of 38747297 is about 6224.7326850235. The cubic root of 38747297 is about 338.3871041935.

The spelling of 38747297 in words is "thirty-eight million, seven hundred forty-seven thousand, two hundred ninety-seven".