724832065 has 8 divisors (see below), whose sum is σ = 876148200. Its totient is φ = 575632512.

The previous prime is 724832033. The next prime is 724832089. The reversal of 724832065 is 560238427.

It can be written as a sum of positive squares in 4 ways, for example, as 199826496 + 525005569 = 14136^2 + 22913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 724832065 - 2⁵ = 724832033 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528390 + ... + 529759.

It is an arithmetic number, because the mean of its divisors is an integer number (109518525).

Almost surely, 2^724832065 is an apocalyptic number.

It is an amenable number.

724832065 is a deficient number, since it is larger than the sum of its proper divisors (151316135).

724832065 is a wasteful number, since it uses less digits than its factorization.

724832065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058291.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 724832065 is about 26922.7053804034. The cubic root of 724832065 is about 898.2815212007.

The spelling of 724832065 in words is "seven hundred twenty-four million, eight hundred thirty-two thousand, sixty-five".