516530028 has 24 divisors (see below), whose sum is σ = 1377413632. Its totient is φ = 147579984.

The previous prime is 516530009. The next prime is 516530033. The reversal of 516530028 is 820035615.

It is a junction number, because it is equal to n+sod(n) for n = 516529977 and 516530004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3074500 + ... + 3074667.

Almost surely, 2^516530028 is an apocalyptic number.

It is an amenable number.

516530028 is an abundant number, since it is smaller than the sum of its proper divisors (860883604).

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

516530028 is a wasteful number, since it uses less digits than its factorization.

516530028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6149181 (or 6149179 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 516530028 is about 22727.2969796234. The cubic root of 516530028 is about 802.3524651872.

The spelling of 516530028 in words is "five hundred sixteen million, five hundred thirty thousand, twenty-eight".