8082218 has 4 divisors (see below), whose sum is σ = 12123330. Its totient is φ = 4041108.

The previous prime is 8082211. The next prime is 8082229. The reversal of 8082218 is 8122808.

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

It can be written as a sum of positive squares in only one way, i.e., 7414729 + 667489 = 2723^2 + 817^2 .

It is not an unprimeable number, because it can be changed into a prime (8082211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020553 + ... + 2020556.

Almost surely, 2^8082218 is an apocalyptic number.

8082218 is a deficient number, since it is larger than the sum of its proper divisors (4041112).

8082218 is a wasteful number, since it uses less digits than its factorization.

8082218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041111.

The product of its (nonzero) digits is 2048, while the sum is 29.

The square root of 8082218 is about 2842.9241987784. The cubic root of 8082218 is about 200.6828161575.

The spelling of 8082218 in words is "eight million, eighty-two thousand, two hundred eighteen".