7173227 has 4 divisors (see below), whose sum is σ = 7367136. Its totient is φ = 6979320.

The previous prime is 7173209. The next prime is 7173233. The reversal of 7173227 is 7223717.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7173227 - 2¹² = 7169131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7173227.

It is not an unprimeable number, because it can be changed into a prime (7173277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96899 + ... + 96972.

It is an arithmetic number, because the mean of its divisors is an integer number (1841784).

Almost surely, 2^7173227 is an apocalyptic number.

7173227 is a deficient number, since it is larger than the sum of its proper divisors (193909).

7173227 is a wasteful number, since it uses less digits than its factorization.

7173227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193908.

The product of its digits is 4116, while the sum is 29.

The square root of 7173227 is about 2678.2880726315. The cubic root of 7173227 is about 192.8582366128.

The spelling of 7173227 in words is "seven million, one hundred seventy-three thousand, two hundred twenty-seven".