38797207 has 2 divisors, whose sum is σ = 38797208. Its totient is φ = 38797206.

The previous prime is 38797181. The next prime is 38797249. The reversal of 38797207 is 70279783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38797207 - 2¹⁹ = 38272919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38797277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19398603 + 19398604.

It is an arithmetic number, because the mean of its divisors is an integer number (19398604).

Almost surely, 2^38797207 is an apocalyptic number.

38797207 is a deficient number, since it is larger than the sum of its proper divisors (1).

38797207 is an equidigital number, since it uses as much as digits as its factorization.

38797207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 43.

The square root of 38797207 is about 6228.7404023607. The cubic root of 38797207 is about 338.5323328536.

The spelling of 38797207 in words is "thirty-eight million, seven hundred ninety-seven thousand, two hundred seven".