516750028 has 6 divisors (see below), whose sum is σ = 904312556. Its totient is φ = 258375012.

The previous prime is 516750023. The next prime is 516750041. The reversal of 516750028 is 820057615.

It is a junction number, because it is equal to n+sod(n) for n = 516749975 and 516750002.

It is not an unprimeable number, because it can be changed into a prime (516750023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64593750 + ... + 64593757.

Almost surely, 2^516750028 is an apocalyptic number.

It is an amenable number.

516750028 is a deficient number, since it is larger than the sum of its proper divisors (387562528).

516750028 is a wasteful number, since it uses less digits than its factorization.

516750028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129187511 (or 129187509 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 516750028 is about 22732.1364592068. The cubic root of 516750028 is about 802.4663614294.

The spelling of 516750028 in words is "five hundred sixteen million, seven hundred fifty thousand, twenty-eight".