506643260 has 24 divisors (see below), whose sum is σ = 1066138416. Its totient is φ = 202240640.

The previous prime is 506643251. The next prime is 506643307. The reversal of 506643260 is 62346605.

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, 15977 + ... + 35616.

It is an arithmetic number, because the mean of its divisors is an integer number (44422434).

Almost surely, 2^506643260 is an apocalyptic number.

It is an amenable number.

506643260 is an abundant number, since it is smaller than the sum of its proper divisors (559495156).

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

506643260 is a wasteful number, since it uses less digits than its factorization.

506643260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52093 (or 52091 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 506643260 is about 22508.7374146130. The cubic root of 506643260 is about 797.2002443910.

Adding to 506643260 its reverse (62346605), we get a palindrome (568989865).

The spelling of 506643260 in words is "five hundred six million, six hundred forty-three thousand, two hundred sixty".