708923 has 2 divisors, whose sum is σ = 708924. Its totient is φ = 708922.

The previous prime is 708913. The next prime is 708937. The reversal of 708923 is 329807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 708923 - 2⁴ = 708907 is a prime.

It is not a weakly prime, because it can be changed into another prime (708913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354461 + 354462.

It is an arithmetic number, because the mean of its divisors is an integer number (354462).

2⁷⁰⁸⁹²³ is an apocalyptic number.

708923 is a deficient number, since it is larger than the sum of its proper divisors (1).

708923 is an equidigital number, since it uses as much as digits as its factorization.

708923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 708923 is about 841.9756528546. The cubic root of 708923 is about 89.1660830117.

The spelling of 708923 in words is "seven hundred eight thousand, nine hundred twenty-three".