517205116 has 12 divisors (see below), whose sum is σ = 934306240. Its totient is φ = 250260480.

The previous prime is 517205089. The next prime is 517205131. The reversal of 517205116 is 611502715.

It is a super-2 number, since 2×517205116² = 535002264033146912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2085381 + ... + 2085628.

Almost surely, 2^517205116 is an apocalyptic number.

It is an amenable number.

517205116 is a deficient number, since it is larger than the sum of its proper divisors (417101124).

517205116 is a wasteful number, since it uses less digits than its factorization.

517205116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171044 (or 4171042 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 517205116 is about 22742.1440501990. The cubic root of 517205116 is about 802.7018625672.

The spelling of 517205116 in words is "five hundred seventeen million, two hundred five thousand, one hundred sixteen".