539385 has 32 divisors (see below), whose sum is σ = 1078272. Its totient is φ = 223680.

The previous prime is 539351. The next prime is 539389. The reversal of 539385 is 583935.

It is not a de Polignac number, because 539385 - 2⁶ = 539321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

539385 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (539389) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 922 + ... + 1388.

It is an arithmetic number, because the mean of its divisors is an integer number (33696).

2⁵³⁹³⁸⁵ is an apocalyptic number.

539385 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

539385 is a deficient number, since it is larger than the sum of its proper divisors (538887).

539385 is a wasteful number, since it uses less digits than its factorization.

539385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 16200, while the sum is 33.

The square root of 539385 is about 734.4283491260. The cubic root of 539385 is about 81.4016025538.

The spelling of 539385 in words is "five hundred thirty-nine thousand, three hundred eighty-five".