539489 has 4 divisors (see below), whose sum is σ = 542400. Its totient is φ = 536580.

The previous prime is 539479. The next prime is 539501. The reversal of 539489 is 984935.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 539489 - 2⁸ = 539233 is a prime.

It is a super-2 number, since 2×539489² = 582096762242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157 + ... + 1554.

It is an arithmetic number, because the mean of its divisors is an integer number (135600).

2⁵³⁹⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

539489 is a deficient number, since it is larger than the sum of its proper divisors (2911).

539489 is a wasteful number, since it uses less digits than its factorization.

539489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910.

The product of its digits is 38880, while the sum is 38.

The square root of 539489 is about 734.4991490805. The cubic root of 539489 is about 81.4068339579.

The spelling of 539489 in words is "five hundred thirty-nine thousand, four hundred eighty-nine".