506648 has 8 divisors (see below), whose sum is σ = 949980. Its totient is φ = 253320.

The previous prime is 506647. The next prime is 506663. The reversal of 506648 is 846605.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 506648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506647) by changing a digit.

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, 31658 + ... + 31673.

2⁵⁰⁶⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

506648 is a deficient number, since it is larger than the sum of its proper divisors (443332).

506648 is a wasteful number, since it uses less digits than its factorization.

506648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63337 (or 63333 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 506648 is about 711.7921044800. The cubic root of 506648 is about 79.7202730504.

The spelling of 506648 in words is "five hundred six thousand, six hundred forty-eight".