516811732 has 12 divisors (see below), whose sum is σ = 913745140. Its totient is φ = 255741696.

The previous prime is 516811663. The next prime is 516811751. The reversal of 516811732 is 237118615.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152917956 + 363893776 = 12366^2 + 19076^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 665607 + ... + 666382.

Almost surely, 2^516811732 is an apocalyptic number.

It is an amenable number.

516811732 is a deficient number, since it is larger than the sum of its proper divisors (396933408).

516811732 is a wasteful number, since it uses less digits than its factorization.

516811732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332090 (or 1332088 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 516811732 is about 22733.4936162483. The cubic root of 516811732 is about 802.4983004140.

It can be divided in two parts, 5168 and 11732, that added together give a square (16900 = 130²).

The spelling of 516811732 in words is "five hundred sixteen million, eight hundred eleven thousand, seven hundred thirty-two".