38994863 has 2 divisors, whose sum is σ = 38994864. Its totient is φ = 38994862.

The previous prime is 38994847. The next prime is 38994883. The reversal of 38994863 is 36849983.

38994863 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 38994863 - 2⁴ = 38994847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38994883) 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, 19497431 + 19497432.

It is an arithmetic number, because the mean of its divisors is an integer number (19497432).

Almost surely, 2^38994863 is an apocalyptic number.

38994863 is a deficient number, since it is larger than the sum of its proper divisors (1).

38994863 is an equidigital number, since it uses as much as digits as its factorization.

38994863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 50.

The square root of 38994863 is about 6244.5866956909. The cubic root of 38994863 is about 339.1062542005.

The spelling of 38994863 in words is "thirty-eight million, nine hundred ninety-four thousand, eight hundred sixty-three".