7228206 has 12 divisors (see below), whose sum is σ = 15661152. Its totient is φ = 2409396.

The previous prime is 7228201. The next prime is 7228211. The reversal of 7228206 is 6028227.

It is an interprime number because it is at equal distance from previous prime (7228201) and next prime (7228211).

It is a self number, because there is not a number n which added to its sum of digits gives 7228206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7228201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200766 + ... + 200801.

It is an arithmetic number, because the mean of its divisors is an integer number (1305096).

Almost surely, 2^7228206 is an apocalyptic number.

7228206 is an abundant number, since it is smaller than the sum of its proper divisors (8432946).

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

7228206 is a wasteful number, since it uses less digits than its factorization.

7228206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401575 (or 401572 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 7228206 is about 2688.5323133636. The cubic root of 7228206 is about 193.3497020095.

The spelling of 7228206 in words is "seven million, two hundred twenty-eight thousand, two hundred six".