918116 has 6 divisors (see below), whose sum is σ = 1606710. Its totient is φ = 459056.

The previous prime is 918109. The next prime is 918131. The reversal of 918116 is 611819.

It can be written as a sum of positive squares in only one way, i.e., 495616 + 422500 = 704^2 + 650^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 918116.

It is an unprimeable number.

918116 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114761 + ... + 114768.

It is an arithmetic number, because the mean of its divisors is an integer number (267785).

2⁹¹⁸¹¹⁶ is an apocalyptic number.

It is an amenable number.

918116 is a deficient number, since it is larger than the sum of its proper divisors (688594).

918116 is a wasteful number, since it uses less digits than its factorization.

918116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229533 (or 229531 counting only the distinct ones).

The product of its digits is 432, while the sum is 26.

The square root of 918116 is about 958.1836984629. The cubic root of 918116 is about 97.1924474930.

The spelling of 918116 in words is "nine hundred eighteen thousand, one hundred sixteen".