506166 has 16 divisors (see below), whose sum is σ = 1047600. Its totient is φ = 162848.

The previous prime is 506147. The next prime is 506171. The reversal of 506166 is 661605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (65475).

2⁵⁰⁶¹⁶⁶ is an apocalyptic number.

506166 is an abundant number, since it is smaller than the sum of its proper divisors (541434).

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

506166 is a wasteful number, since it uses less digits than its factorization.

506166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 506166 is about 711.4534419061. The cubic root of 506166 is about 79.6949843797.

It can be divided in two parts, 50 and 6166, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 506166 in words is "five hundred six thousand, one hundred sixty-six".