8078218 has 8 divisors (see below), whose sum is σ = 12152160. Its totient is φ = 4027500.

The previous prime is 8078209. The next prime is 8078237. The reversal of 8078218 is 8128708.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4908 + ... + 6343.

It is an arithmetic number, because the mean of its divisors is an integer number (1519020).

Almost surely, 2^8078218 is an apocalyptic number.

8078218 is a deficient number, since it is larger than the sum of its proper divisors (4073942).

8078218 is a wasteful number, since it uses less digits than its factorization.

8078218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11612.

The product of its (nonzero) digits is 7168, while the sum is 34.

The square root of 8078218 is about 2842.2206107197. The cubic root of 8078218 is about 200.6497038061.

It can be divided in two parts, 807 and 8218, that added together give a square (9025 = 95²).

The spelling of 8078218 in words is "eight million, seventy-eight thousand, two hundred eighteen".