38685575 has 6 divisors (see below), whose sum is σ = 47970144. Its totient is φ = 30948440.

The previous prime is 38685503. The next prime is 38685587. The reversal of 38685575 is 57558683.

38685575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38685575 - 2²⁰ = 37636999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 773687 + ... + 773736.

It is an arithmetic number, because the mean of its divisors is an integer number (7995024).

Almost surely, 2^38685575 is an apocalyptic number.

38685575 is a deficient number, since it is larger than the sum of its proper divisors (9284569).

38685575 is a wasteful number, since it uses less digits than its factorization.

38685575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547433 (or 1547428 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 47.

The square root of 38685575 is about 6219.7729058222. The cubic root of 38685575 is about 338.2073322672.

The spelling of 38685575 in words is "thirty-eight million, six hundred eighty-five thousand, five hundred seventy-five".