857338822 has 8 divisors (see below), whose sum is σ = 1290651696. Its totient is φ = 427121592.

The previous prime is 857338817. The next prime is 857338831. The reversal of 857338822 is 228833758.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773218 + ... + 774325.

It is an arithmetic number, because the mean of its divisors is an integer number (161331462).

Almost surely, 2^857338822 is an apocalyptic number.

857338822 is a deficient number, since it is larger than the sum of its proper divisors (433312874).

857338822 is a wasteful number, since it uses less digits than its factorization.

857338822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547822.

The product of its digits is 645120, while the sum is 46.

The square root of 857338822 is about 29280.3487342620. The cubic root of 857338822 is about 949.9866376699.

The spelling of 857338822 in words is "eight hundred fifty-seven million, three hundred thirty-eight thousand, eight hundred twenty-two".