918012 has 24 divisors (see below), whose sum is σ = 2164176. Its totient is φ = 302848.

The previous prime is 918011. The next prime is 918019. The reversal of 918012 is 210819.

918012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 918012.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 918012.

It is not an unprimeable number, because it can be changed into a prime (918011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (90174).

2⁹¹⁸⁰¹² is an apocalyptic number.

It is an amenable number.

918012 is an abundant number, since it is smaller than the sum of its proper divisors (1246164).

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

918012 is a wasteful number, since it uses less digits than its factorization.

918012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 795 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 918012 is about 958.1294275827. The cubic root of 918012 is about 97.1887775151.

The spelling of 918012 in words is "nine hundred eighteen thousand, twelve".