7082218 has 16 divisors (see below), whose sum is σ = 12481056. Its totient is φ = 2971440.

The previous prime is 7082209. The next prime is 7082219. The reversal of 7082218 is 8122807.

It is not an unprimeable number, because it can be changed into a prime (7082219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12096 + ... + 12667.

It is an arithmetic number, because the mean of its divisors is an integer number (780066).

Almost surely, 2^7082218 is an apocalyptic number.

7082218 is a deficient number, since it is larger than the sum of its proper divisors (5398838).

7082218 is a wasteful number, since it uses less digits than its factorization.

7082218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24789.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 7082218 is about 2661.2436942152. The cubic root of 7082218 is about 192.0391449410.

It can be divided in two parts, 708 and 2218, that added together give a triangular number (2926 = T₇₆).

The spelling of 7082218 in words is "seven million, eighty-two thousand, two hundred eighteen".