38487613 has 2 divisors, whose sum is σ = 38487614. Its totient is φ = 38487612.

The previous prime is 38487607. The next prime is 38487619. The reversal of 38487613 is 31678483.

38487613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (38487607) and next prime (38487619).

It can be written as a sum of positive squares in only one way, i.e., 38477209 + 10404 = 6203^2 + 102^2 .

It is an emirp because it is prime and its reverse (31678483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38487613 - 2¹³ = 38479421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38487619) 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, 19243806 + 19243807.

It is an arithmetic number, because the mean of its divisors is an integer number (19243807).

Almost surely, 2^38487613 is an apocalyptic number.

It is an amenable number.

38487613 is a deficient number, since it is larger than the sum of its proper divisors (1).

38487613 is an equidigital number, since it uses as much as digits as its factorization.

38487613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 38487613 is about 6203.8385697889. The cubic root of 38487613 is about 337.6294534033.

The spelling of 38487613 in words is "thirty-eight million, four hundred eighty-seven thousand, six hundred thirteen".