539238 has 32 divisors (see below), whose sum is σ = 1269504. Its totient is φ = 149472.

The previous prime is 539237. The next prime is 539261. The reversal of 539238 is 832935.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1381 + ... + 1727.

It is an arithmetic number, because the mean of its divisors is an integer number (39672).

2⁵³⁹²³⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634752).

539238 is an abundant number, since it is smaller than the sum of its proper divisors (730266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

539238 is a wasteful number, since it uses less digits than its factorization.

539238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396.

The product of its digits is 6480, while the sum is 30.

The square root of 539238 is about 734.3282644703. The cubic root of 539238 is about 81.3942070183.

It can be divided in two parts, 539 and 238, that added together give a palindrome (777).

The spelling of 539238 in words is "five hundred thirty-nine thousand, two hundred thirty-eight".