7229424 has 40 divisors (see below), whose sum is σ = 19661440. Its totient is φ = 2282688.

The previous prime is 7229419. The next prime is 7229441. The reversal of 7229424 is 4249227.

It is a junction number, because it is equal to n+sod(n) for n = 7229391 and 7229400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3052 + ... + 4875.

It is an arithmetic number, because the mean of its divisors is an integer number (491536).

Almost surely, 2^7229424 is an apocalyptic number.

It is an amenable number.

7229424 is an abundant number, since it is smaller than the sum of its proper divisors (12432016).

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

7229424 is a wasteful number, since it uses less digits than its factorization.

7229424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7957 (or 7951 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 7229424 is about 2688.7588214639. The cubic root of 7229424 is about 193.3605616295.

The spelling of 7229424 in words is "seven million, two hundred twenty-nine thousand, four hundred twenty-four".