82255227 has 4 divisors (see below), whose sum is σ = 109673640. Its totient is φ = 54836816.

The previous prime is 82255219. The next prime is 82255247. The reversal of 82255227 is 72255228.

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 82255227 - 2³ = 82255219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82255207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13709202 + ... + 13709207.

It is an arithmetic number, because the mean of its divisors is an integer number (27418410).

Almost surely, 2^82255227 is an apocalyptic number.

82255227 is a deficient number, since it is larger than the sum of its proper divisors (27418413).

82255227 is a wasteful number, since it uses less digits than its factorization.

82255227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27418412.

The product of its digits is 22400, while the sum is 33.

The square root of 82255227 is about 9069.4667428686. The cubic root of 82255227 is about 434.8984252201.

Subtracting from 82255227 its reverse (72255228), we obtain a palindrome (9999999).

The spelling of 82255227 in words is "eighty-two million, two hundred fifty-five thousand, two hundred twenty-seven".