39530 has 16 divisors (see below), whose sum is σ = 73440. Its totient is φ = 15312.

The previous prime is 39521. The next prime is 39541. The reversal of 39530 is 3593.

39530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 11.

It is a nialpdrome in base 15.

It is an unprimeable number.

39530 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557 + ... + 623.

It is an arithmetic number, because the mean of its divisors is an integer number (4590).

2³⁹⁵³⁰ is an apocalyptic number.

39530 is a deficient number, since it is larger than the sum of its proper divisors (33910).

39530 is a wasteful number, since it uses less digits than its factorization.

39530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133.

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 39530 is about 198.8215280094. The cubic root of 39530 is about 34.0650427359.

Subtracting from 39530 its reverse (3593), we obtain a cube (35937 = 33³).

The spelling of 39530 in words is "thirty-nine thousand, five hundred thirty".