38606987 has 2 divisors, whose sum is σ = 38606988. Its totient is φ = 38606986.

The previous prime is 38606957. The next prime is 38607001. The reversal of 38606987 is 78960683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38606987 - 2⁶ = 38606923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38606957) 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, 19303493 + 19303494.

It is an arithmetic number, because the mean of its divisors is an integer number (19303494).

Almost surely, 2^38606987 is an apocalyptic number.

38606987 is a deficient number, since it is larger than the sum of its proper divisors (1).

38606987 is an equidigital number, since it uses as much as digits as its factorization.

38606987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 38606987 is about 6213.4521000809. The cubic root of 38606987 is about 337.9781593674.

It can be divided in two parts, 38606 and 987, that added together give a palindrome (39593).

The spelling of 38606987 in words is "thirty-eight million, six hundred six thousand, nine hundred eighty-seven".