38806556 has 12 divisors (see below), whose sum is σ = 67955160. Its totient is φ = 19390800.

The previous prime is 38806549. The next prime is 38806571. The reversal of 38806556 is 65560883.

It is a super-2 number, since 2×38806556² = 3011897577162272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10106 + ... + 13406.

It is an arithmetic number, because the mean of its divisors is an integer number (5662930).

Almost surely, 2^38806556 is an apocalyptic number.

It is an amenable number.

38806556 is a deficient number, since it is larger than the sum of its proper divisors (29148604).

38806556 is a wasteful number, since it uses less digits than its factorization.

38806556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6244 (or 6242 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 38806556 is about 6229.4908299154. The cubic root of 38806556 is about 338.5595228229.

The spelling of 38806556 in words is "thirty-eight million, eight hundred six thousand, five hundred fifty-six".