539520 has 64 divisors (see below), whose sum is σ = 1725840. Its totient is φ = 143360.

The previous prime is 539509. The next prime is 539533. The reversal of 539520 is 25935.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1780 + ... + 2060.

2⁵³⁹⁵²⁰ 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 539520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (862920).

539520 is an abundant number, since it is smaller than the sum of its proper divisors (1186320).

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

539520 is a wasteful number, since it uses less digits than its factorization.

539520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 539520 is about 734.5202515928. The cubic root of 539520 is about 81.4083931886.

The spelling of 539520 in words is "five hundred thirty-nine thousand, five hundred twenty".