518412 has 12 divisors (see below), whose sum is σ = 1209656. Its totient is φ = 172800.

The previous prime is 518411. The next prime is 518417. The reversal of 518412 is 214815.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (518411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21589 + ... + 21612.

2⁵¹⁸⁴¹² is an apocalyptic number.

It is an amenable number.

518412 is an abundant number, since it is smaller than the sum of its proper divisors (691244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

518412 is a wasteful number, since it uses less digits than its factorization.

518412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43208 (or 43206 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 518412 is about 720.0083332851. The cubic root of 518412 is about 80.3325738504.

The spelling of 518412 in words is "five hundred eighteen thousand, four hundred twelve".