38685763 has 2 divisors, whose sum is σ = 38685764. Its totient is φ = 38685762.

The previous prime is 38685749. The next prime is 38685809. The reversal of 38685763 is 36758683.

It is an a-pointer prime, because the next prime (38685809) can be obtained adding 38685763 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38685763 - 2¹³ = 38677571 is a prime.

It is not a weakly prime, because it can be changed into another prime (38635763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19342881 + 19342882.

It is an arithmetic number, because the mean of its divisors is an integer number (19342882).

Almost surely, 2^38685763 is an apocalyptic number.

38685763 is a deficient number, since it is larger than the sum of its proper divisors (1).

38685763 is an equidigital number, since it uses as much as digits as its factorization.

38685763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 46.

The square root of 38685763 is about 6219.7880188958. The cubic root of 38685763 is about 338.2078801275.

The spelling of 38685763 in words is "thirty-eight million, six hundred eighty-five thousand, seven hundred sixty-three".