7216173 has 12 divisors (see below), whose sum is σ = 10489440. Its totient is φ = 4780296.

The previous prime is 7216169. The next prime is 7216193. The reversal of 7216173 is 3716127.

7216173 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7216173 - 2² = 7216169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7216163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 993 + ... + 3926.

It is an arithmetic number, because the mean of its divisors is an integer number (874120).

Almost surely, 2^7216173 is an apocalyptic number.

It is an amenable number.

7216173 is a deficient number, since it is larger than the sum of its proper divisors (3273267).

7216173 is a wasteful number, since it uses less digits than its factorization.

7216173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088 (or 5085 counting only the distinct ones).

The product of its digits is 1764, while the sum is 27.

The square root of 7216173 is about 2686.2935431557. The cubic root of 7216173 is about 193.2423508356.

The spelling of 7216173 in words is "seven million, two hundred sixteen thousand, one hundred seventy-three".