8122820084 has 24 divisors (see below), whose sum is σ = 14416644480. Its totient is φ = 4003833024.

The previous prime is 8122820063. The next prime is 8122820113. The reversal of 8122820084 is 4800282218.

It is a super-2 number, since 2×8122820084² (a number of 21 digits) contains 22 as substring.

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, 737087 + ... + 748025.

It is an arithmetic number, because the mean of its divisors is an integer number (600693520).

Almost surely, 2^8122820084 is an apocalyptic number.

It is an amenable number.

8122820084 is a deficient number, since it is larger than the sum of its proper divisors (6293824396).

8122820084 is a wasteful number, since it uses less digits than its factorization.

8122820084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13559 (or 13557 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 35.

The square root of 8122820084 is about 90126.6890770986. The cubic root of 8122820084 is about 2010.1830715327.

The spelling of 8122820084 in words is "eight billion, one hundred twenty-two million, eight hundred twenty thousand, eighty-four".