726011 has 8 divisors (see below), whose sum is σ = 853104. Its totient is φ = 609120.

The previous prime is 726007. The next prime is 726013. The reversal of 726011 is 110627.

It is a happy number.

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 726011 - 2² = 726007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726013) by changing a digit.

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, 2396 + ... + 2681.

It is an arithmetic number, because the mean of its divisors is an integer number (106638).

2⁷²⁶⁰¹¹ is an apocalyptic number.

726011 is a deficient number, since it is larger than the sum of its proper divisors (127093).

726011 is a wasteful number, since it uses less digits than its factorization.

726011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 726011 is about 852.0627911134. The cubic root of 726011 is about 89.8768273895.

Adding to 726011 its reverse (110627), we get a palindrome (836638).

The spelling of 726011 in words is "seven hundred twenty-six thousand, eleven".