918313946 has 16 divisors (see below), whose sum is σ = 1504204128. Its totient is φ = 416996400.

The previous prime is 918313931. The next prime is 918313967. The reversal of 918313946 is 649313819.

It is a junction number, because it is equal to n+sod(n) for n = 918313897 and 918313906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021 + ... + 42903.

It is an arithmetic number, because the mean of its divisors is an integer number (94012758).

Almost surely, 2^918313946 is an apocalyptic number.

918313946 is a deficient number, since it is larger than the sum of its proper divisors (585890182).

918313946 is a wasteful number, since it uses less digits than its factorization.

918313946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41917.

The product of its digits is 139968, while the sum is 44.

The square root of 918313946 is about 30303.6952532195. The cubic root of 918313946 is about 971.9943189505.

The spelling of 918313946 in words is "nine hundred eighteen million, three hundred thirteen thousand, nine hundred forty-six".