512018 has 16 divisors (see below), whose sum is σ = 846720. Its totient is φ = 230736.

The previous prime is 512011. The next prime is 512021. The reversal of 512018 is 810215.

It is a junction number, because it is equal to n+sod(n) for n = 511987 and 512005.

It is not an unprimeable number, because it can be changed into a prime (512011) by changing a digit.

512018 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013 + ... + 1431.

It is an arithmetic number, because the mean of its divisors is an integer number (52920).

2⁵¹²⁰¹⁸ is an apocalyptic number.

512018 is a deficient number, since it is larger than the sum of its proper divisors (334702).

512018 is a wasteful number, since it uses less digits than its factorization.

512018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 512018 is about 715.5543305718. The cubic root of 512018 is about 80.0009374890. Note that the first 3 decimals are identical.

The spelling of 512018 in words is "five hundred twelve thousand, eighteen".