918394 has 16 divisors (see below), whose sum is σ = 1441440. Its totient is φ = 438480.

The previous prime is 918389. The next prime is 918397. The reversal of 918394 is 493819.

918394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (918397) 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, 4984 + ... + 5164.

It is an arithmetic number, because the mean of its divisors is an integer number (90090).

2⁹¹⁸³⁹⁴ is an apocalyptic number.

918394 is a deficient number, since it is larger than the sum of its proper divisors (523046).

918394 is a wasteful number, since it uses less digits than its factorization.

918394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285.

The product of its digits is 7776, while the sum is 34.

The square root of 918394 is about 958.3287536122. The cubic root of 918394 is about 97.2022562658.

The spelling of 918394 in words is "nine hundred eighteen thousand, three hundred ninety-four".