520059 has 8 divisors (see below), whose sum is σ = 697360. Its totient is φ = 344736.

The previous prime is 520043. The next prime is 520063. The reversal of 520059 is 950025.

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

It is not a de Polignac number, because 520059 - 2⁴ = 520043 is a prime.

It is a super-2 number, since 2×520059² = 540922726962, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520019) 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, 309 + ... + 1065.

It is an arithmetic number, because the mean of its divisors is an integer number (87170).

2⁵²⁰⁰⁵⁹ is an apocalyptic number.

520059 is a deficient number, since it is larger than the sum of its proper divisors (177301).

520059 is a wasteful number, since it uses less digits than its factorization.

520059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 520059 is about 721.1511630719. The cubic root of 520059 is about 80.4175563750.

The spelling of 520059 in words is "five hundred twenty thousand, fifty-nine".