6420526227 has 24 divisors (see below), whose sum is σ = 9969922560. Its totient is φ = 3968786160.

The previous prime is 6420526213. The next prime is 6420526271. The reversal of 6420526227 is 7226250246.

6420526227 is a `hidden beast` number, since 6 + 4 + 20 + 5 + 2 + 622 + 7 = 666.

It is not a de Polignac number, because 6420526227 - 2¹⁶ = 6420460691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6420526191 and 6420526200.

It is not an unprimeable number, because it can be changed into a prime (6420526297) 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 23 ways as a sum of consecutive naturals, for example, 391399 + ... + 407472.

It is an arithmetic number, because the mean of its divisors is an integer number (415413440).

Almost surely, 2^6420526227 is an apocalyptic number.

6420526227 is a deficient number, since it is larger than the sum of its proper divisors (3549396333).

6420526227 is a wasteful number, since it uses less digits than its factorization.

6420526227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798943 (or 798940 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 6420526227 is about 80128.1862205803. The cubic root of 6420526227 is about 1858.6182966081.

The spelling of 6420526227 in words is "six billion, four hundred twenty million, five hundred twenty-six thousand, two hundred twenty-seven".