518116 has 6 divisors (see below), whose sum is σ = 906710. Its totient is φ = 259056.

The previous prime is 518113. The next prime is 518123. The reversal of 518116 is 611815.

It can be written as a sum of positive squares in only one way, i.e., 495616 + 22500 = 704^2 + 150^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (518113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64761 + ... + 64768.

2⁵¹⁸¹¹⁶ is an apocalyptic number.

It is an amenable number.

518116 is a deficient number, since it is larger than the sum of its proper divisors (388594).

518116 is a wasteful number, since it uses less digits than its factorization.

518116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129533 (or 129531 counting only the distinct ones).

The product of its digits is 240, while the sum is 22.

The square root of 518116 is about 719.8027507588. The cubic root of 518116 is about 80.3172816575.

It can be divided in two parts, 51811 and 6, that multiplied together give a triangular number (310866 = T₇₈₈).

The spelling of 518116 in words is "five hundred eighteen thousand, one hundred sixteen".