726071 has 2 divisors, whose sum is σ = 726072. Its totient is φ = 726070.

The previous prime is 726043. The next prime is 726091. The reversal of 726071 is 170627.

It is a happy number.

726071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

726071 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is an emirp because it is prime and its reverse (170627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726071 - 2⁶ = 726007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363035 + 363036.

It is an arithmetic number, because the mean of its divisors is an integer number (363036).

2⁷²⁶⁰⁷¹ is an apocalyptic number.

726071 is a deficient number, since it is larger than the sum of its proper divisors (1).

726071 is an equidigital number, since it uses as much as digits as its factorization.

726071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 726071 is about 852.0979990588. The cubic root of 726071 is about 89.8793032295.

Adding to 726071 its reverse (170627), we get a palindrome (896698).

The spelling of 726071 in words is "seven hundred twenty-six thousand, seventy-one".