7223612 has 12 divisors (see below), whose sum is σ = 13790616. Its totient is φ = 3283440.

The previous prime is 7223609. The next prime is 7223627. The reversal of 7223612 is 2163227.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 82043 + ... + 82130.

It is an arithmetic number, because the mean of its divisors is an integer number (1149218).

Almost surely, 2^7223612 is an apocalyptic number.

It is an amenable number.

7223612 is a deficient number, since it is larger than the sum of its proper divisors (6567004).

7223612 is a wasteful number, since it uses less digits than its factorization.

7223612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164188 (or 164186 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 7223612 is about 2687.6778080715. The cubic root of 7223612 is about 193.3087311805.

Adding to 7223612 its reverse (2163227), we get a palindrome (9386839).

It can be divided in two parts, 722 and 3612, that added together give a palindrome (4334).

The spelling of 7223612 in words is "seven million, two hundred twenty-three thousand, six hundred twelve".