822113768 has 24 divisors (see below), whose sum is σ = 1793131650. Its totient is φ = 352334304.

The previous prime is 822113753. The next prime is 822113777. The reversal of 822113768 is 867311228.

It can be written as a sum of positive squares in only one way, i.e., 709796164 + 112317604 = 26642^2 + 10598^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1048223 + ... + 1049006.

Almost surely, 2^822113768 is an apocalyptic number.

It is an amenable number.

822113768 is an abundant number, since it is smaller than the sum of its proper divisors (971017882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

822113768 is a wasteful number, since it uses less digits than its factorization.

822113768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097249 (or 2097238 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 822113768 is about 28672.5263623560. The cubic root of 822113768 is about 936.7937267354.

The spelling of 822113768 in words is "eight hundred twenty-two million, one hundred thirteen thousand, seven hundred sixty-eight".