513248264 has 16 divisors (see below), whose sum is σ = 995525100. Its totient is φ = 247774912.

The previous prime is 513248261. The next prime is 513248297. The reversal of 513248264 is 462842315.

It can be written as a sum of positive squares in 2 ways, for example, as 476548900 + 36699364 = 21830^2 + 6058^2 .

It is not an unprimeable number, because it can be changed into a prime (513248261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105907 + ... + 1106370.

Almost surely, 2^513248264 is an apocalyptic number.

It is an amenable number.

513248264 is a deficient number, since it is larger than the sum of its proper divisors (482276836).

513248264 is a wasteful number, since it uses less digits than its factorization.

513248264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212312 (or 2212308 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 513248264 is about 22654.9832045844. The cubic root of 513248264 is about 800.6496098660.

The spelling of 513248264 in words is "five hundred thirteen million, two hundred forty-eight thousand, two hundred sixty-four".