849057822 has 64 divisors (see below), whose sum is σ = 1953515520. Its totient is φ = 273067200.

The previous prime is 849057799. The next prime is 849057887. The reversal of 849057822 is 228750948.

849057822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 821418 + ... + 822450.

It is an arithmetic number, because the mean of its divisors is an integer number (30523680).

Almost surely, 2^849057822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 849057822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976757760).

849057822 is an abundant number, since it is smaller than the sum of its proper divisors (1104457698).

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

849057822 is a wasteful number, since it uses less digits than its factorization.

849057822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566 (or 1560 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 849057822 is about 29138.5967747248. The cubic root of 849057822 is about 946.9181096342.

The spelling of 849057822 in words is "eight hundred forty-nine million, fifty-seven thousand, eight hundred twenty-two".