515336312 has 16 divisors (see below), whose sum is σ = 997425600. Its totient is φ = 249356160.

The previous prime is 515336309. The next prime is 515336347. The reversal of 515336312 is 213633515.

It is a super-2 number, since 2×515336312² = 531143028931522688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038737 + ... + 1039232.

It is an arithmetic number, because the mean of its divisors is an integer number (62339100).

Almost surely, 2^515336312 is an apocalyptic number.

It is an amenable number.

515336312 is a deficient number, since it is larger than the sum of its proper divisors (482089288).

515336312 is a wasteful number, since it uses less digits than its factorization.

515336312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078006 (or 2078002 counting only the distinct ones).

The product of its digits is 8100, while the sum is 29.

The square root of 515336312 is about 22701.0200651865. The cubic root of 515336312 is about 801.7339017658.

Adding to 515336312 its reverse (213633515), we get a palindrome (728969827).

The spelling of 515336312 in words is "five hundred fifteen million, three hundred thirty-six thousand, three hundred twelve".