724112 has 20 divisors (see below), whose sum is σ = 1416576. Its totient is φ = 358560.

The previous prime is 724111. The next prime is 724117. The reversal of 724112 is 211427.

It is not an unprimeable number, because it can be changed into a prime (724111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2537 + ... + 2807.

2⁷²⁴¹¹² is an apocalyptic number.

It is an amenable number.

724112 is a deficient number, since it is larger than the sum of its proper divisors (692464).

724112 is a wasteful number, since it uses less digits than its factorization.

724112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 440 counting only the distinct ones).

The product of its digits is 112, while the sum is 17.

The square root of 724112 is about 850.9477069715. The cubic root of 724112 is about 89.7983964740.

Adding to 724112 its reverse (211427), we get a palindrome (935539).

The spelling of 724112 in words is "seven hundred twenty-four thousand, one hundred twelve", and thus it is an iban number.