539040 has 48 divisors (see below), whose sum is σ = 1699488. Its totient is φ = 143616.

The previous prime is 539039. The next prime is 539047. The reversal of 539040 is 40935.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 538998 and 539016.

It is not an unprimeable number, because it can be changed into a prime (539047) 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 7 ways as a sum of consecutive naturals, for example, 82 + ... + 1041.

It is an arithmetic number, because the mean of its divisors is an integer number (35406).

2⁵³⁹⁰⁴⁰ 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 539040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849744).

539040 is an abundant number, since it is smaller than the sum of its proper divisors (1160448).

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

539040 is a wasteful number, since it uses less digits than its factorization.

539040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141 (or 1133 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 539040 is about 734.1934350020. The cubic root of 539040 is about 81.3842435601.

Adding to 539040 its reverse (40935), we get a palindrome (579975).

The spelling of 539040 in words is "five hundred thirty-nine thousand, forty".