7227165 has 16 divisors (see below), whose sum is σ = 12614976. Its totient is φ = 3504000.

The previous prime is 7227137. The next prime is 7227167. The reversal of 7227165 is 5617227.

It is not a de Polignac number, because 7227165 - 2⁸ = 7226909 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7227167) 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 15 ways as a sum of consecutive naturals, for example, 21736 + ... + 22065.

It is an arithmetic number, because the mean of its divisors is an integer number (788436).

Almost surely, 2^7227165 is an apocalyptic number.

It is an amenable number.

7227165 is a deficient number, since it is larger than the sum of its proper divisors (5387811).

7227165 is a wasteful number, since it uses less digits than its factorization.

7227165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43820.

The product of its digits is 5880, while the sum is 30.

The square root of 7227165 is about 2688.3387063389. The cubic root of 7227165 is about 193.3404195447.

It can be divided in two parts, 722 and 7165, that added together give a palindrome (7887).

The spelling of 7227165 in words is "seven million, two hundred twenty-seven thousand, one hundred sixty-five".