7223132 has 24 divisors (see below), whose sum is σ = 14686560. Its totient is φ = 3044160.

The previous prime is 7223123. The next prime is 7223137. The reversal of 7223132 is 2313227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7223137) 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, 407 + ... + 3822.

It is an arithmetic number, because the mean of its divisors is an integer number (611940).

Almost surely, 2^7223132 is an apocalyptic number.

It is an amenable number.

7223132 is an abundant number, since it is smaller than the sum of its proper divisors (7463428).

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

7223132 is a wasteful number, since it uses less digits than its factorization.

7223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301 (or 4299 counting only the distinct ones).

The product of its digits is 504, while the sum is 20.

The square root of 7223132 is about 2687.5885101704. The cubic root of 7223132 is about 193.3044493777.

Adding to 7223132 its reverse (2313227), we get a palindrome (9536359).

The spelling of 7223132 in words is "seven million, two hundred twenty-three thousand, one hundred thirty-two".