516312674 has 8 divisors (see below), whose sum is σ = 783171180. Its totient is φ = 255255616.

The previous prime is 516312649. The next prime is 516312677. The reversal of 516312674 is 476213615.

It can be written as a sum of positive squares in 2 ways, for example, as 472845025 + 43467649 = 21745^2 + 6593^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (516312677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450139 + ... + 1450494.

Almost surely, 2^516312674 is an apocalyptic number.

516312674 is a deficient number, since it is larger than the sum of its proper divisors (266858506).

516312674 is a wasteful number, since it uses less digits than its factorization.

516312674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900724.

The product of its digits is 30240, while the sum is 35.

The square root of 516312674 is about 22722.5146935809. The cubic root of 516312674 is about 802.2399070424.

The spelling of 516312674 in words is "five hundred sixteen million, three hundred twelve thousand, six hundred seventy-four".