7222016 has 18 divisors (see below), whose sum is σ = 14416332. Its totient is φ = 3610880.

The previous prime is 7222009. The next prime is 7222021. The reversal of 7222016 is 6102227.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13850 + ... + 14361.

Almost surely, 2^7222016 is an apocalyptic number.

It is an amenable number.

7222016 is a deficient number, since it is larger than the sum of its proper divisors (7194316).

7222016 is an equidigital number, since it uses as much as digits as its factorization.

7222016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28227 (or 28213 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 7222016 is about 2687.3808810811. The cubic root of 7222016 is about 193.2944934529.

The spelling of 7222016 in words is "seven million, two hundred twenty-two thousand, sixteen".