7268218 has 8 divisors (see below), whose sum is σ = 10922112. Its totient is φ = 3627516.

The previous prime is 7268213. The next prime is 7268267. The reversal of 7268218 is 8128627.

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7268213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1780 + ... + 4207.

It is an arithmetic number, because the mean of its divisors is an integer number (1365264).

Almost surely, 2^7268218 is an apocalyptic number.

7268218 is a deficient number, since it is larger than the sum of its proper divisors (3653894).

7268218 is a wasteful number, since it uses less digits than its factorization.

7268218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6596.

The product of its digits is 10752, while the sum is 34.

The square root of 7268218 is about 2695.9632786817. The cubic root of 7268218 is about 193.7058105258.

The spelling of 7268218 in words is "seven million, two hundred sixty-eight thousand, two hundred eighteen".