38777164 has 12 divisors (see below), whose sum is σ = 68395264. Its totient is φ = 19235664.

The previous prime is 38777161. The next prime is 38777171. The reversal of 38777164 is 46177783.

38777164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 38777164.

It is not an unprimeable number, because it can be changed into a prime (38777161) 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 in 3 ways as a sum of consecutive naturals, for example, 37659 + ... + 38674.

Almost surely, 2^38777164 is an apocalyptic number.

It is an amenable number.

38777164 is a deficient number, since it is larger than the sum of its proper divisors (29618100).

38777164 is a wasteful number, since it uses less digits than its factorization.

38777164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76464 (or 76462 counting only the distinct ones).

The product of its digits is 197568, while the sum is 43.

The square root of 38777164 is about 6227.1312817380. The cubic root of 38777164 is about 338.4740264888.

The spelling of 38777164 in words is "thirty-eight million, seven hundred seventy-seven thousand, one hundred sixty-four".