539923 has 8 divisors (see below), whose sum is σ = 575120. Its totient is φ = 505440.

The previous prime is 539921. The next prime is 539947. The reversal of 539923 is 329935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 539923 - 2¹ = 539921 is a prime.

It is a d-powerful number, because it can be written as 5³ + 3 + 9² + 9² + 2¹³ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2893 + ... + 3073.

It is an arithmetic number, because the mean of its divisors is an integer number (71890).

2⁵³⁹⁹²³ is an apocalyptic number.

539923 is a deficient number, since it is larger than the sum of its proper divisors (35197).

539923 is a wasteful number, since it uses less digits than its factorization.

539923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357.

The product of its digits is 7290, while the sum is 31.

The square root of 539923 is about 734.7945291032. The cubic root of 539923 is about 81.4286577554.

The spelling of 539923 in words is "five hundred thirty-nine thousand, nine hundred twenty-three".