516388628 has 24 divisors (see below), whose sum is σ = 1034908224. Its totient is φ = 220852800.

The previous prime is 516388601. The next prime is 516388633. The reversal of 516388628 is 826883615.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 5033 + ... + 32528.

It is an arithmetic number, because the mean of its divisors is an integer number (43121176).

Almost surely, 2^516388628 is an apocalyptic number.

It is an amenable number.

516388628 is an abundant number, since it is smaller than the sum of its proper divisors (518519596).

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

516388628 is a wasteful number, since it uses less digits than its factorization.

516388628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38063 (or 38061 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The square root of 516388628 is about 22724.1859700188. The cubic root of 516388628 is about 802.2792438921.

The spelling of 516388628 in words is "five hundred sixteen million, three hundred eighty-eight thousand, six hundred twenty-eight".