7133224 has 48 divisors (see below), whose sum is σ = 16087680. Its totient is φ = 2953440.

The previous prime is 7133219. The next prime is 7133233. The reversal of 7133224 is 4223317.

It is a junction number, because it is equal to n+sod(n) for n = 7133195 and 7133204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11859 + ... + 12445.

It is an arithmetic number, because the mean of its divisors is an integer number (335160).

Almost surely, 2^7133224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7133224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8043840).

7133224 is an abundant number, since it is smaller than the sum of its proper divisors (8954456).

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

7133224 is a wasteful number, since it uses less digits than its factorization.

7133224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 627 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 7133224 is about 2670.8096150793. The cubic root of 7133224 is about 192.4990633563.

The spelling of 7133224 in words is "seven million, one hundred thirty-three thousand, two hundred twenty-four".