809608222 has 16 divisors (see below), whose sum is σ = 1256123232. Its totient is φ = 391092480.

The previous prime is 809608201. The next prime is 809608271. The reversal of 809608222 is 222806908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39483 + ... + 56374.

It is an arithmetic number, because the mean of its divisors is an integer number (78507702).

Almost surely, 2^809608222 is an apocalyptic number.

809608222 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

809608222 is a deficient number, since it is larger than the sum of its proper divisors (446515010).

809608222 is a wasteful number, since it uses less digits than its factorization.

809608222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96003.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 809608222 is about 28453.6152711742. The cubic root of 809608222 is about 932.0194380014.

The spelling of 809608222 in words is "eight hundred nine million, six hundred eight thousand, two hundred twenty-two".