520190 has 16 divisors (see below), whose sum is σ = 1021680. Its totient is φ = 189120.

The previous prime is 520151. The next prime is 520193. The reversal of 520190 is 91025.

It is a super-2 number, since 2×520190² = 541195272200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520193) by changing a digit.

520190 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2255 + ... + 2474.

It is an arithmetic number, because the mean of its divisors is an integer number (63855).

2⁵²⁰¹⁹⁰ is an apocalyptic number.

520190 is a deficient number, since it is larger than the sum of its proper divisors (501490).

520190 is a wasteful number, since it uses less digits than its factorization.

520190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4747.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 520190 is about 721.2419843575. The cubic root of 520190 is about 80.4243080547.

The spelling of 520190 in words is "five hundred twenty thousand, one hundred ninety".