539971 has 8 divisors (see below), whose sum is σ = 597024. Its totient is φ = 485760.

The previous prime is 539947. The next prime is 539993. The reversal of 539971 is 179935.

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

It is not a de Polignac number, because 539971 - 2⁷ = 539843 is a prime.

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, 300 + ... + 1081.

It is an arithmetic number, because the mean of its divisors is an integer number (74628).

2⁵³⁹⁹⁷¹ is an apocalyptic number.

539971 is a deficient number, since it is larger than the sum of its proper divisors (57053).

539971 is a wasteful number, since it uses less digits than its factorization.

539971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421.

The product of its digits is 8505, while the sum is 34.

The square root of 539971 is about 734.8271905693. The cubic root of 539971 is about 81.4310707290.

The spelling of 539971 in words is "five hundred thirty-nine thousand, nine hundred seventy-one".