8225771 has 4 divisors (see below), whose sum is σ = 8417112. Its totient is φ = 8034432.

The previous prime is 8225761. The next prime is 8225783. The reversal of 8225771 is 1775228.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8225771 - 2¹⁰ = 8224747 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8225731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95606 + ... + 95691.

It is an arithmetic number, because the mean of its divisors is an integer number (2104278).

Almost surely, 2^8225771 is an apocalyptic number.

8225771 is a deficient number, since it is larger than the sum of its proper divisors (191341).

8225771 is a wasteful number, since it uses less digits than its factorization.

8225771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191340.

The product of its digits is 7840, while the sum is 32.

The square root of 8225771 is about 2868.0604944805. The cubic root of 8225771 is about 201.8639985762.

It can be divided in two parts, 82257 and 71, that added together give a palindrome (82328).

The spelling of 8225771 in words is "eight million, two hundred twenty-five thousand, seven hundred seventy-one".