724713456 has 40 divisors (see below), whose sum is σ = 1881900880. Its totient is φ = 240316416.

The previous prime is 724713449. The next prime is 724713491. The reversal of 724713456 is 654317427.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29851 + ... + 48378.

It is an arithmetic number, because the mean of its divisors is an integer number (47047522).

Almost surely, 2^724713456 is an apocalyptic number.

It is an amenable number.

724713456 is an abundant number, since it is smaller than the sum of its proper divisors (1157187424).

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

724713456 is a wasteful number, since it uses less digits than its factorization.

724713456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78433 (or 78427 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 724713456 is about 26920.5025213126. The cubic root of 724713456 is about 898.2325213058.

The spelling of 724713456 in words is "seven hundred twenty-four million, seven hundred thirteen thousand, four hundred fifty-six".