38861959 has 2 divisors, whose sum is σ = 38861960. Its totient is φ = 38861958.

The previous prime is 38861947. The next prime is 38862007. The reversal of 38861959 is 95916883.

38861959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38861959 - 2¹¹ = 38859911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38861929) 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, 19430979 + 19430980.

It is an arithmetic number, because the mean of its divisors is an integer number (19430980).

Almost surely, 2^38861959 is an apocalyptic number.

38861959 is a deficient number, since it is larger than the sum of its proper divisors (1).

38861959 is an equidigital number, since it uses as much as digits as its factorization.

38861959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 49.

The square root of 38861959 is about 6233.9360760277. The cubic root of 38861959 is about 338.7205634293.

The spelling of 38861959 in words is "thirty-eight million, eight hundred sixty-one thousand, nine hundred fifty-nine".