726097 has 2 divisors, whose sum is σ = 726098. Its totient is φ = 726096.

The previous prime is 726091. The next prime is 726101. The reversal of 726097 is 790627.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370881 + 355216 = 609^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 726097 - 2¹⁹ = 201809 is a prime.

It is an Ulam number.

726097 is a lucky number.

It is a zygodrome in base 3.

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, 363048 + 363049.

It is an arithmetic number, because the mean of its divisors is an integer number (363049).

2⁷²⁶⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

726097 is a deficient number, since it is larger than the sum of its proper divisors (1).

726097 is an equidigital number, since it uses as much as digits as its factorization.

726097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 726097 is about 852.1132553833. The cubic root of 726097 is about 89.8803760511.

The spelling of 726097 in words is "seven hundred twenty-six thousand, ninety-seven".