7222326 has 16 divisors (see below), whose sum is σ = 14835504. Its totient is φ = 2342304.

The previous prime is 7222321. The next prime is 7222343. The reversal of 7222326 is 6232227.

7222326 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 7222296 and 7222305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7222321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16045 + ... + 16488.

It is an arithmetic number, because the mean of its divisors is an integer number (927219).

Almost surely, 2^7222326 is an apocalyptic number.

7222326 is an abundant number, since it is smaller than the sum of its proper divisors (7613178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7222326 is a wasteful number, since it uses less digits than its factorization.

7222326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32575.

The product of its digits is 2016, while the sum is 24.

The square root of 7222326 is about 2687.4385574372. The cubic root of 7222326 is about 193.2972590904.

Subtracting from 7222326 its reverse (6232227), we obtain a palindrome (990099).

The spelling of 7222326 in words is "seven million, two hundred twenty-two thousand, three hundred twenty-six".