539240 has 64 divisors (see below), whose sum is σ = 1406160. Its totient is φ = 184320.

The previous prime is 539237. The next prime is 539261. The reversal of 539240 is 42935.

It can be written as a sum of positive squares in 8 ways, for example, as 68644 + 470596 = 262^2 + 686^2 .

It is a zygodrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 539240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8810 + ... + 8870.

2⁵³⁹²⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703080).

539240 is an abundant number, since it is smaller than the sum of its proper divisors (866920).

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

539240 is a wasteful number, since it uses less digits than its factorization.

539240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 539240 is about 734.3296262579. The cubic root of 539240 is about 81.3943076469.

The spelling of 539240 in words is "five hundred thirty-nine thousand, two hundred forty".