38566 has 8 divisors (see below), whose sum is σ = 63144. Its totient is φ = 17520.

The previous prime is 38561. The next prime is 38567. The reversal of 38566 is 66583.

38566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 3⁴ + 8⁵ + 5⁵ + 6⁴ + 6⁴ .

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855 + ... + 898.

It is an arithmetic number, because the mean of its divisors is an integer number (7893).

2³⁸⁵⁶⁶ is an apocalyptic number.

38566 is a deficient number, since it is larger than the sum of its proper divisors (24578).

38566 is a wasteful number, since it uses less digits than its factorization.

38566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766.

The product of its digits is 4320, while the sum is 28.

The square root of 38566 is about 196.3822802597. The cubic root of 38566 is about 33.7858512493.

The spelling of 38566 in words is "thirty-eight thousand, five hundred sixty-six".