38733887 has 2 divisors, whose sum is σ = 38733888. Its totient is φ = 38733886.

The previous prime is 38733881. The next prime is 38733899. The reversal of 38733887 is 78833783.

38733887 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 38733887 - 2⁶ = 38733823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38733881) 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, 19366943 + 19366944.

It is an arithmetic number, because the mean of its divisors is an integer number (19366944).

Almost surely, 2^38733887 is an apocalyptic number.

38733887 is a deficient number, since it is larger than the sum of its proper divisors (1).

38733887 is an equidigital number, since it uses as much as digits as its factorization.

38733887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 47.

The square root of 38733887 is about 6223.6554371205. The cubic root of 38733887 is about 338.3480623763.

The spelling of 38733887 in words is "thirty-eight million, seven hundred thirty-three thousand, eight hundred eighty-seven".