82874227 has 2 divisors, whose sum is σ = 82874228. Its totient is φ = 82874226.

The previous prime is 82874213. The next prime is 82874273. The reversal of 82874227 is 72247828.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82874227 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82874227.

It is not a weakly prime, because it can be changed into another prime (82074227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41437113 + 41437114.

It is an arithmetic number, because the mean of its divisors is an integer number (41437114).

Almost surely, 2^82874227 is an apocalyptic number.

82874227 is a deficient number, since it is larger than the sum of its proper divisors (1).

82874227 is an equidigital number, since it uses as much as digits as its factorization.

82874227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100352, while the sum is 40.

The square root of 82874227 is about 9103.5282720492. The cubic root of 82874227 is about 435.9866221381.

The spelling of 82874227 in words is "eighty-two million, eight hundred seventy-four thousand, two hundred twenty-seven".