723907 has 2 divisors, whose sum is σ = 723908. Its totient is φ = 723906.

The previous prime is 723901. The next prime is 723913. The reversal of 723907 is 709327.

It is a happy number.

723907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (723901) and next prime (723913).

It is a cyclic number.

It is not a de Polignac number, because 723907 - 2¹¹ = 721859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (723901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361953 + 361954.

It is an arithmetic number, because the mean of its divisors is an integer number (361954).

2⁷²³⁹⁰⁷ is an apocalyptic number.

723907 is a deficient number, since it is larger than the sum of its proper divisors (1).

723907 is an equidigital number, since it uses as much as digits as its factorization.

723907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 723907 is about 850.8272445097. The cubic root of 723907 is about 89.7899215379.

The spelling of 723907 in words is "seven hundred twenty-three thousand, nine hundred seven".