539550 has 72 divisors (see below), whose sum is σ = 1595880. Its totient is φ = 129600.

The previous prime is 539533. The next prime is 539573. The reversal of 539550 is 55935.

It is a super-2 number, since 2×539550² = 582228405000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 539550.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4896 + ... + 5004.

It is an arithmetic number, because the mean of its divisors is an integer number (22165).

2⁵³⁹⁵⁵⁰ is an apocalyptic number.

539550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 539550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797940).

539550 is an abundant number, since it is smaller than the sum of its proper divisors (1056330).

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

539550 is a wasteful number, since it uses less digits than its factorization.

539550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The square root of 539550 is about 734.5406728017. The cubic root of 539550 is about 81.4099020648.

It can be divided in two parts, 5395 and 50, that added together give a palindrome (5445).

The spelling of 539550 in words is "five hundred thirty-nine thousand, five hundred fifty".