822229790 has 8 divisors (see below), whose sum is σ = 1480013640. Its totient is φ = 328891912.

The previous prime is 822229781. The next prime is 822229801. The reversal of 822229790 is 97922228.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41111480 + ... + 41111499.

It is an arithmetic number, because the mean of its divisors is an integer number (185001705).

Almost surely, 2^822229790 is an apocalyptic number.

822229790 is a deficient number, since it is larger than the sum of its proper divisors (657783850).

822229790 is a wasteful number, since it uses less digits than its factorization.

822229790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82222986.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 822229790 is about 28674.5495169497. The cubic root of 822229790 is about 936.8377934544.

The spelling of 822229790 in words is "eight hundred twenty-two million, two hundred twenty-nine thousand, seven hundred ninety".