38396287 has 2 divisors, whose sum is σ = 38396288. Its totient is φ = 38396286.

The previous prime is 38396279. The next prime is 38396297. The reversal of 38396287 is 78269383.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38396287 - 2³ = 38396279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38396297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19198143 + 19198144.

It is an arithmetic number, because the mean of its divisors is an integer number (19198144).

Almost surely, 2^38396287 is an apocalyptic number.

38396287 is a deficient number, since it is larger than the sum of its proper divisors (1).

38396287 is an equidigital number, since it uses as much as digits as its factorization.

38396287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 46.

The square root of 38396287 is about 6196.4737552902. The cubic root of 38396287 is about 337.3621919317.

It can be divided in two parts, 38396 and 287, that added together give a palindrome (38683).

The spelling of 38396287 in words is "thirty-eight million, three hundred ninety-six thousand, two hundred eighty-seven".