822681606 has 16 divisors (see below), whose sum is σ = 1689832944. Its totient is φ = 266815584.

The previous prime is 822681593. The next prime is 822681637. The reversal of 822681606 is 606186228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852665 + ... + 1853108.

It is an arithmetic number, because the mean of its divisors is an integer number (105614559).

Almost surely, 2^822681606 is an apocalyptic number.

822681606 is an abundant number, since it is smaller than the sum of its proper divisors (867151338).

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

822681606 is a wasteful number, since it uses less digits than its factorization.

822681606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705815.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 822681606 is about 28682.4267801733. The cubic root of 822681606 is about 937.0093597662.

The spelling of 822681606 in words is "eight hundred twenty-two million, six hundred eighty-one thousand, six hundred six".