8225405771 has 8 divisors (see below), whose sum is σ = 8981624064. Its totient is φ = 7470596520.

The previous prime is 8225405687. The next prime is 8225405777. The reversal of 8225405771 is 1775045228.

8225405771 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8225405771 - 2¹⁸ = 8225143627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8225405777) 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 7 ways as a sum of consecutive naturals, for example, 340031 + ... + 363416.

It is an arithmetic number, because the mean of its divisors is an integer number (1122703008).

Almost surely, 2^8225405771 is an apocalyptic number.

8225405771 is a deficient number, since it is larger than the sum of its proper divisors (756218293).

8225405771 is a wasteful number, since it uses less digits than its factorization.

8225405771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704521.

The product of its (nonzero) digits is 156800, while the sum is 41.

The square root of 8225405771 is about 90694.0227964335. The cubic root of 8225405771 is about 2018.6101090576.

The spelling of 8225405771 in words is "eight billion, two hundred twenty-five million, four hundred five thousand, seven hundred seventy-one".