506620 has 24 divisors (see below), whose sum is σ = 1081584. Its totient is φ = 199296.

The previous prime is 506609. The next prime is 506629. The reversal of 506620 is 26605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506629) by changing a digit.

506620 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287 + ... + 1633.

It is an arithmetic number, because the mean of its divisors is an integer number (45066).

2⁵⁰⁶⁶²⁰ is an apocalyptic number.

It is an amenable number.

506620 is an abundant number, since it is smaller than the sum of its proper divisors (574964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506620 is a wasteful number, since it uses less digits than its factorization.

506620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 506620 is about 711.7724355438. The cubic root of 506620 is about 79.7188044379.

It can be divided in two parts, 50 and 6620, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 506620 in words is "five hundred six thousand, six hundred twenty".