918679012 has 12 divisors (see below), whose sum is σ = 1629711916. Its totient is φ = 453047040.

The previous prime is 918679007. The next prime is 918679049. The reversal of 918679012 is 210976819.

It can be written as a sum of positive squares in 2 ways, for example, as 550653156 + 368025856 = 23466^2 + 19184^2 .

It is a super-2 number, since 2×918679012² = 1687942254178592288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 918679012.

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, 1572789 + ... + 1573372.

Almost surely, 2^918679012 is an apocalyptic number.

It is an amenable number.

918679012 is a deficient number, since it is larger than the sum of its proper divisors (711032904).

918679012 is a wasteful number, since it uses less digits than its factorization.

918679012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146238 (or 3146236 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 918679012 is about 30309.7181115232. The cubic root of 918679012 is about 972.1231039078.

The spelling of 918679012 in words is "nine hundred eighteen million, six hundred seventy-nine thousand, twelve".