539089 has 2 divisors, whose sum is σ = 539090. Its totient is φ = 539088.

The previous prime is 539047. The next prime is 539093. The reversal of 539089 is 980935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 242064 = 545^2 + 492^2 .

It is a cyclic number.

It is not a de Polignac number, because 539089 - 2¹¹ = 537041 is a prime.

It is not a weakly prime, because it can be changed into another prime (539009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269544 + 269545.

It is an arithmetic number, because the mean of its divisors is an integer number (269545).

2⁵³⁹⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

539089 is a deficient number, since it is larger than the sum of its proper divisors (1).

539089 is an equidigital number, since it uses as much as digits as its factorization.

539089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 539089 is about 734.2268041961. The cubic root of 539089 is about 81.3867094915.

It can be divided in two parts, 5390 and 89, that multiplied together give a triangular number (479710 = T₉₇₉).

The spelling of 539089 in words is "five hundred thirty-nine thousand, eighty-nine".