918536 has 16 divisors (see below), whose sum is σ = 1813200. Its totient is φ = 435024.

The previous prime is 918529. The next prime is 918539. The reversal of 918536 is 635819.

It is not an unprimeable number, because it can be changed into a prime (918539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870 + ... + 3173.

It is an arithmetic number, because the mean of its divisors is an integer number (113325).

2⁹¹⁸⁵³⁶ is an apocalyptic number.

It is an amenable number.

918536 is a deficient number, since it is larger than the sum of its proper divisors (894664).

918536 is a wasteful number, since it uses less digits than its factorization.

918536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068 (or 6064 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 918536 is about 958.4028380592. The cubic root of 918536 is about 97.2072657385.

The spelling of 918536 in words is "nine hundred eighteen thousand, five hundred thirty-six".