823798316 has 12 divisors (see below), whose sum is σ = 1572705960. Its totient is φ = 374453760.

The previous prime is 823798289. The next prime is 823798321. The reversal of 823798316 is 613897328.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9361301 + ... + 9361388.

It is an arithmetic number, because the mean of its divisors is an integer number (131058830).

Almost surely, 2^823798316 is an apocalyptic number.

It is an amenable number.

823798316 is a deficient number, since it is larger than the sum of its proper divisors (748907644).

823798316 is a wasteful number, since it uses less digits than its factorization.

823798316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18722704 (or 18722702 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 823798316 is about 28701.8869762948. The cubic root of 823798316 is about 937.4331343362.

The spelling of 823798316 in words is "eight hundred twenty-three million, seven hundred ninety-eight thousand, three hundred sixteen".