726030217 has 8 divisors (see below), whose sum is σ = 795524832. Its totient is φ = 657117600.

The previous prime is 726030191. The next prime is 726030229. The reversal of 726030217 is 712030627.

726030217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 726030217 - 2⁷ = 726030089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726030247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142884 + ... + 147877.

It is an arithmetic number, because the mean of its divisors is an integer number (99440604).

Almost surely, 2^726030217 is an apocalyptic number.

It is an amenable number.

726030217 is a deficient number, since it is larger than the sum of its proper divisors (69494615).

726030217 is a wasteful number, since it uses less digits than its factorization.

726030217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290999.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 726030217 is about 26944.9478938075. The cubic root of 726030217 is about 898.7762037466.

The spelling of 726030217 in words is "seven hundred twenty-six million, thirty thousand, two hundred seventeen".