6827006221 has 16 divisors (see below), whose sum is σ = 7974546048. Its totient is φ = 5723928000.

The previous prime is 6827006191. The next prime is 6827006239. The reversal of 6827006221 is 1226007286.

It is not a de Polignac number, because 6827006221 - 2⁹ = 6827005709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6827006281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511 + ... + 116851.

It is an arithmetic number, because the mean of its divisors is an integer number (498409128).

Almost surely, 2^6827006221 is an apocalyptic number.

It is an amenable number.

6827006221 is a deficient number, since it is larger than the sum of its proper divisors (1147539827).

6827006221 is a wasteful number, since it uses less digits than its factorization.

6827006221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116532.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 6827006221 is about 82625.6995189753. The cubic root of 6827006221 is about 1897.0412139184.

The spelling of 6827006221 in words is "six billion, eight hundred twenty-seven million, six thousand, two hundred twenty-one".