7382218 has 8 divisors (see below), whose sum is σ = 11554848. Its totient is φ = 3530604.

The previous prime is 7382209. The next prime is 7382227. The reversal of 7382218 is 8122837.

It is an interprime number because it is at equal distance from previous prime (7382209) and next prime (7382227).

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

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 7382218.

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, 80196 + ... + 80287.

It is an arithmetic number, because the mean of its divisors is an integer number (1444356).

Almost surely, 2^7382218 is an apocalyptic number.

7382218 is a deficient number, since it is larger than the sum of its proper divisors (4172630).

7382218 is a wasteful number, since it uses less digits than its factorization.

7382218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160508.

The product of its digits is 5376, while the sum is 31.

The square root of 7382218 is about 2717.0237393148. The cubic root of 7382218 is about 194.7133021179.

The spelling of 7382218 in words is "seven million, three hundred eighty-two thousand, two hundred eighteen".