516730345 has 16 divisors (see below), whose sum is σ = 638035200. Its totient is φ = 401454144.

The previous prime is 516730321. The next prime is 516730367. The reversal of 516730345 is 543037615.

It is not a de Polignac number, because 516730345 - 2⁷ = 516730217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516730345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108484 + ... + 113146.

It is an arithmetic number, because the mean of its divisors is an integer number (39877200).

Almost surely, 2^516730345 is an apocalyptic number.

It is an amenable number.

516730345 is a deficient number, since it is larger than the sum of its proper divisors (121304855).

516730345 is a wasteful number, since it uses less digits than its factorization.

516730345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 516730345 is about 22731.7035217337. The cubic root of 516730345 is about 802.4561726565.

The spelling of 516730345 in words is "five hundred sixteen million, seven hundred thirty thousand, three hundred forty-five".