7012218 has 16 divisors (see below), whose sum is σ = 14289696. Its totient is φ = 2293200.

The previous prime is 7012199. The next prime is 7012223. The reversal of 7012218 is 8122107.

It is a junction number, because it is equal to n+sod(n) for n = 7012194 and 7012203.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10708 + ... + 11343.

It is an arithmetic number, because the mean of its divisors is an integer number (893106).

Almost surely, 2^7012218 is an apocalyptic number.

7012218 is an abundant number, since it is smaller than the sum of its proper divisors (7277478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7012218 is a wasteful number, since it uses less digits than its factorization.

7012218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22109.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 7012218 is about 2648.0592893665. The cubic root of 7012218 is about 191.4043497448.

The spelling of 7012218 in words is "seven million, twelve thousand, two hundred eighteen".