7221296 has 10 divisors (see below), whose sum is σ = 13991292. Its totient is φ = 3610640.

The previous prime is 7221293. The next prime is 7221299. The reversal of 7221296 is 6921227.

7221296 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7221293) and next prime (7221299).

It is not an unprimeable number, because it can be changed into a prime (7221293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225650 + ... + 225681.

Almost surely, 2^7221296 is an apocalyptic number.

It is an amenable number.

7221296 is a deficient number, since it is larger than the sum of its proper divisors (6769996).

7221296 is a wasteful number, since it uses less digits than its factorization.

7221296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451339 (or 451333 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 7221296 is about 2687.2469183162. The cubic root of 7221296 is about 193.2880697313.

The spelling of 7221296 in words is "seven million, two hundred twenty-one thousand, two hundred ninety-six".