818368923 has 16 divisors (see below), whose sum is σ = 1123024640. Its totient is φ = 529708896.

The previous prime is 818368891. The next prime is 818368927. The reversal of 818368923 is 329863818.

818368923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 818368923 - 2⁵ = 818368891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (818368927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46488 + ... + 61626.

It is an arithmetic number, because the mean of its divisors is an integer number (70189040).

Almost surely, 2^818368923 is an apocalyptic number.

818368923 is a deficient number, since it is larger than the sum of its proper divisors (304655717).

818368923 is a wasteful number, since it uses less digits than its factorization.

818368923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15666.

The product of its digits is 497664, while the sum is 48.

The square root of 818368923 is about 28607.1481102189. The cubic root of 818368923 is about 935.3691519931.

The spelling of 818368923 in words is "eight hundred eighteen million, three hundred sixty-eight thousand, nine hundred twenty-three".