726023 has 2 divisors, whose sum is σ = 726024. Its totient is φ = 726022.

The previous prime is 726013. The next prime is 726043. The reversal of 726023 is 320627.

It is an a-pointer prime, because the next prime (726043) can be obtained adding 726023 to its sum of digits (20).

It is a weak prime.

It is an emirp because it is prime and its reverse (320627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726023 - 2⁴ = 726007 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 725986 and 726004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363011 + 363012.

It is an arithmetic number, because the mean of its divisors is an integer number (363012).

2⁷²⁶⁰²³ is an apocalyptic number.

726023 is a deficient number, since it is larger than the sum of its proper divisors (1).

726023 is an equidigital number, since it uses as much as digits as its factorization.

726023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 726023 is about 852.0698328189. The cubic root of 726023 is about 89.8773225684.

The spelling of 726023 in words is "seven hundred twenty-six thousand, twenty-three".