38686132 has 6 divisors (see below), whose sum is σ = 67700738. Its totient is φ = 19343064.

The previous prime is 38686121. The next prime is 38686157. The reversal of 38686132 is 23168683.

38686132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 30426256 + 8259876 = 5516^2 + 2874^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38686091 and 38686100.

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 as a sum of consecutive naturals, namely, 4835763 + ... + 4835770.

Almost surely, 2^38686132 is an apocalyptic number.

It is an amenable number.

38686132 is a deficient number, since it is larger than the sum of its proper divisors (29014606).

38686132 is a wasteful number, since it uses less digits than its factorization.

38686132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671537 (or 9671535 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 38686132 is about 6219.8176822155. The cubic root of 38686132 is about 338.2089554440.

It can be divided in two parts, 3868 and 6132, that added together give a 4-th power (10000 = 10⁴).

The spelling of 38686132 in words is "thirty-eight million, six hundred eighty-six thousand, one hundred thirty-two".