918844168 has 16 divisors (see below), whose sum is σ = 1879454160. Its totient is φ = 417656400.

The previous prime is 918844163. The next prime is 918844177. The reversal of 918844168 is 861448819.

It is a super-2 number, since 2×918844168² = 1688549210135224448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (918844163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5220618 + ... + 5220793.

It is an arithmetic number, because the mean of its divisors is an integer number (117465885).

Almost surely, 2^918844168 is an apocalyptic number.

It is an amenable number.

918844168 is an abundant number, since it is smaller than the sum of its proper divisors (960609992).

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

918844168 is a wasteful number, since it uses less digits than its factorization.

918844168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10441428 (or 10441424 counting only the distinct ones).

The product of its digits is 442368, while the sum is 49.

The square root of 918844168 is about 30312.4424618011. The cubic root of 918844168 is about 972.1813550638.

The spelling of 918844168 in words is "nine hundred eighteen million, eight hundred forty-four thousand, one hundred sixty-eight".