724544065 has 16 divisors (see below), whose sum is σ = 994124160. Its totient is φ = 496598400.

The previous prime is 724544039. The next prime is 724544069. The reversal of 724544065 is 560445427.

724544065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 724544065 - 2¹¹ = 724542017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (724544069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109090 + ... + 115540.

It is an arithmetic number, because the mean of its divisors is an integer number (62132760).

Almost surely, 2^724544065 is an apocalyptic number.

It is an amenable number.

724544065 is a deficient number, since it is larger than the sum of its proper divisors (269580095).

724544065 is a wasteful number, since it uses less digits than its factorization.

724544065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9672.

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 724544065 is about 26917.3562037582. The cubic root of 724544065 is about 898.1625330183.

The spelling of 724544065 in words is "seven hundred twenty-four million, five hundred forty-four thousand, sixty-five".