39538 has 8 divisors (see below), whose sum is σ = 60588. Its totient is φ = 19344.

The previous prime is 39521. The next prime is 39541. The reversal of 39538 is 83593.

It is a happy number.

39538 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 2 ways, for example, as 38809 + 729 = 197^2 + 27^2 .

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 3 + 9² + 5³ + 3⁸ + 8⁵ .

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, 81 + ... + 292.

2³⁹⁵³⁸ is an apocalyptic number.

39538 is a deficient number, since it is larger than the sum of its proper divisors (21050).

39538 is a wasteful number, since it uses less digits than its factorization.

39538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428.

The product of its digits is 3240, while the sum is 28.

The square root of 39538 is about 198.8416455373. The cubic root of 39538 is about 34.0673405853.

Adding to 39538 its product of digits (3240), we get a triangular number (42778 = T₂₉₂).

The spelling of 39538 in words is "thirty-nine thousand, five hundred thirty-eight".