822775226 has 16 divisors (see below), whose sum is σ = 1518969984. Its totient is φ = 325493424.

The previous prime is 822775207. The next prime is 822775271. The reversal of 822775226 is 622577228.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2260190 + ... + 2260553.

It is an arithmetic number, because the mean of its divisors is an integer number (94935624).

Almost surely, 2^822775226 is an apocalyptic number.

822775226 is a deficient number, since it is larger than the sum of its proper divisors (696194758).

822775226 is a wasteful number, since it uses less digits than its factorization.

822775226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4520765.

The product of its digits is 188160, while the sum is 41.

The square root of 822775226 is about 28684.0587434903. The cubic root of 822775226 is about 937.0449018634.

The spelling of 822775226 in words is "eight hundred twenty-two million, seven hundred seventy-five thousand, two hundred twenty-six".