506164 has 6 divisors (see below), whose sum is σ = 885794. Its totient is φ = 253080.

The previous prime is 506147. The next prime is 506171. The reversal of 506164 is 461605.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 4900 = 708^2 + 70^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63267 + ... + 63274.

2⁵⁰⁶¹⁶⁴ is an apocalyptic number.

It is an amenable number.

506164 is a deficient number, since it is larger than the sum of its proper divisors (379630).

506164 is a wasteful number, since it uses less digits than its factorization.

506164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126545 (or 126543 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 506164 is about 711.4520363313. The cubic root of 506164 is about 79.6948794140.

Adding to 506164 its reverse (461605), we get a palindrome (967769).

The spelling of 506164 in words is "five hundred six thousand, one hundred sixty-four".