7222473 has 16 divisors (see below), whose sum is σ = 11046400. Its totient is φ = 4659120.

The previous prime is 7222429. The next prime is 7222493. The reversal of 7222473 is 3742227.

7222473 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 7222473 - 2⁹ = 7221961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7222493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3478 + ... + 5151.

It is an arithmetic number, because the mean of its divisors is an integer number (690400).

Almost surely, 2^7222473 is an apocalyptic number.

It is an amenable number.

7222473 is a deficient number, since it is larger than the sum of its proper divisors (3823927).

7222473 is a wasteful number, since it uses less digits than its factorization.

7222473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8669 (or 8663 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 7222473 is about 2687.4659067605. The cubic root of 7222473 is about 193.2985705102.

The spelling of 7222473 in words is "seven million, two hundred twenty-two thousand, four hundred seventy-three".