822227732 has 12 divisors (see below), whose sum is σ = 1440765396. Its totient is φ = 410580480.

The previous prime is 822227719. The next prime is 822227737. The reversal of 822227732 is 237722228.

It can be written as a sum of positive squares in 2 ways, for example, as 162970756 + 659256976 = 12766^2 + 25676^2 .

It is a junction number, because it is equal to n+sod(n) for n = 822227692 and 822227701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822227737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129869 + ... + 136052.

It is an arithmetic number, because the mean of its divisors is an integer number (120063783).

Almost surely, 2^822227732 is an apocalyptic number.

It is an amenable number.

822227732 is a deficient number, since it is larger than the sum of its proper divisors (618537664).

822227732 is a wasteful number, since it uses less digits than its factorization.

822227732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266698 (or 266696 counting only the distinct ones).

The product of its digits is 37632, while the sum is 35.

The square root of 822227732 is about 28674.5136314463. The cubic root of 822227732 is about 936.8370118344.

The spelling of 822227732 in words is "eight hundred twenty-two million, two hundred twenty-seven thousand, seven hundred thirty-two".