9822081 has 16 divisors (see below), whose sum is σ = 13741056. Its totient is φ = 6228816.

The previous prime is 9822079. The next prime is 9822089. The reversal of 9822081 is 1802289.

It is not a de Polignac number, because 9822081 - 2¹ = 9822079 is a prime.

It is a super-2 number, since 2×9822081² = 192946550341122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9822089) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19276 + ... + 19778.

It is an arithmetic number, because the mean of its divisors is an integer number (858816).

Almost surely, 2^9822081 is an apocalyptic number.

It is an amenable number.

9822081 is a deficient number, since it is larger than the sum of its proper divisors (3918975).

9822081 is a wasteful number, since it uses less digits than its factorization.

9822081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 9822081 is about 3134.0199425020. The cubic root of 9822081 is about 214.1580993173.

The spelling of 9822081 in words is "nine million, eight hundred twenty-two thousand, eighty-one".