7222265 has 8 divisors (see below), whose sum is σ = 8796480. Its totient is φ = 5691312.

The previous prime is 7222219. The next prime is 7222279. The reversal of 7222265 is 5622227.

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

It is a cyclic number.

It is not a de Polignac number, because 7222265 - 2⁸ = 7222009 is a prime.

It is a super-2 number, since 2×7222265² = 104322223460450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10445 + ... + 11114.

It is an arithmetic number, because the mean of its divisors is an integer number (1099560).

Almost surely, 2^7222265 is an apocalyptic number.

It is an amenable number.

7222265 is a deficient number, since it is larger than the sum of its proper divisors (1574215).

7222265 is a wasteful number, since it uses less digits than its factorization.

7222265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21631.

The product of its digits is 3360, while the sum is 26.

The square root of 7222265 is about 2687.4272083165. The cubic root of 7222265 is about 193.2967148906.

The spelling of 7222265 in words is "seven million, two hundred twenty-two thousand, two hundred sixty-five".