38986 has 8 divisors (see below), whose sum is σ = 59364. Its totient is φ = 19200.
The previous prime is 38977. The next prime is 38993. The reversal of 38986 is 68983.
It can be written as a sum of positive squares in 2 ways, for example, as 38025 + 961 = 195^2 + 31^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 15.
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, 106 + ... + 298.
238986 is an apocalyptic number.
38986 is a deficient number, since it is larger than the sum of its proper divisors (20378).
38986 is a wasteful number, since it uses less digits than its factorization.
38986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296.
The product of its digits is 10368, while the sum is 34.
The square root of 38986 is about 197.4487275219. The cubic root of 38986 is about 33.9080560846.
It can be divided in two parts, 38 and 986, that added together give a 10-th power (1024 = 210).
The spelling of 38986 in words is "thirty-eight thousand, nine hundred eighty-six".
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