918479 has 4 divisors (see below), whose sum is σ = 966840. Its totient is φ = 870120.

The previous prime is 918469. The next prime is 918481. The reversal of 918479 is 974819.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 918479 - 2⁸ = 918223 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (918439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24152 + ... + 24189.

It is an arithmetic number, because the mean of its divisors is an integer number (241710).

2⁹¹⁸⁴⁷⁹ is an apocalyptic number.

918479 is a deficient number, since it is larger than the sum of its proper divisors (48361).

918479 is a wasteful number, since it uses less digits than its factorization.

918479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48360.

The product of its digits is 18144, while the sum is 38.

The square root of 918479 is about 958.3731006242. The cubic root of 918479 is about 97.2052549559.

The spelling of 918479 in words is "nine hundred eighteen thousand, four hundred seventy-nine".