518890612 has 12 divisors (see below), whose sum is σ = 921612160. Its totient is φ = 255572856.

The previous prime is 518890597. The next prime is 518890633. The reversal of 518890612 is 216098815.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967812 + ... + 968347.

Almost surely, 2^518890612 is an apocalyptic number.

It is an amenable number.

518890612 is a deficient number, since it is larger than the sum of its proper divisors (402721548).

518890612 is a wasteful number, since it uses less digits than its factorization.

518890612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936230 (or 1936228 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 518890612 is about 22779.1705731354. The cubic root of 518890612 is about 803.5728798239.

The spelling of 518890612 in words is "five hundred eighteen million, eight hundred ninety thousand, six hundred twelve".