39028 has 12 divisors (see below), whose sum is σ = 74592. Its totient is φ = 17720.

The previous prime is 39023. The next prime is 39041. The reversal of 39028 is 82093.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400 + ... + 487.

It is an arithmetic number, because the mean of its divisors is an integer number (6216).

2³⁹⁰²⁸ is an apocalyptic number.

It is an amenable number.

39028 is a deficient number, since it is larger than the sum of its proper divisors (35564).

39028 is a wasteful number, since it uses less digits than its factorization.

39028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 39028 is about 197.5550556174. Note that the first 3 decimals coincide. The cubic root of 39028 is about 33.9202282084.

Adding to 39028 its reverse (82093), we get a palindrome (121121).

The spelling of 39028 in words is "thirty-nine thousand, twenty-eight".