918396 has 36 divisors (see below), whose sum is σ = 2354352. Its totient is φ = 301824.

The previous prime is 918389. The next prime is 918397. The reversal of 918396 is 693819.

918396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 918396.

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 918396.

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 11 ways as a sum of consecutive naturals, for example, 3361 + ... + 3623.

2⁹¹⁸³⁹⁶ is an apocalyptic number.

It is an amenable number.

918396 is an abundant number, since it is smaller than the sum of its proper divisors (1435956).

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

918396 is a wasteful number, since it uses less digits than its factorization.

918396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 365 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 918396 is about 958.3297970949. The cubic root of 918396 is about 97.2023268254.

The spelling of 918396 in words is "nine hundred eighteen thousand, three hundred ninety-six".