516432424 has 32 divisors (see below), whose sum is σ = 990186120. Its totient is φ = 252418816.

The previous prime is 516432373. The next prime is 516432461. The reversal of 516432424 is 424234615.

It can be written as a sum of positive squares in 4 ways, for example, as 516107524 + 324900 = 22718^2 + 570^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 122154 + ... + 126310.

Almost surely, 2^516432424 is an apocalyptic number.

It is an amenable number.

516432424 is a deficient number, since it is larger than the sum of its proper divisors (473753696).

516432424 is a wasteful number, since it uses less digits than its factorization.

516432424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509 (or 4505 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 516432424 is about 22725.1495924669. The cubic root of 516432424 is about 802.3019242447.

The spelling of 516432424 in words is "five hundred sixteen million, four hundred thirty-two thousand, four hundred twenty-four".