516287223 has 8 divisors (see below), whose sum is σ = 764870000. Its totient is φ = 344191464.

The previous prime is 516287207. The next prime is 516287227. The reversal of 516287223 is 322782615.

516287223 is a `hidden beast` number, since 5 + 1 + 628 + 7 + 2 + 23 = 666.

It is not a de Polignac number, because 516287223 - 2⁴ = 516287207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516287227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9560848 + ... + 9560901.

It is an arithmetic number, because the mean of its divisors is an integer number (95608750).

Almost surely, 2^516287223 is an apocalyptic number.

516287223 is a deficient number, since it is larger than the sum of its proper divisors (248582777).

516287223 is a wasteful number, since it uses less digits than its factorization.

516287223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19121758 (or 19121752 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 516287223 is about 22721.9546474330. The cubic root of 516287223 is about 802.2267250151.

The spelling of 516287223 in words is "five hundred sixteen million, two hundred eighty-seven thousand, two hundred twenty-three".