799723 has 2 divisors, whose sum is σ = 799724. Its totient is φ = 799722.

The previous prime is 799679. The next prime is 799727. The reversal of 799723 is 327997.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-799723 is a prime.

It is not a weakly prime, because it can be changed into another prime (799727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399861 + 399862.

It is an arithmetic number, because the mean of its divisors is an integer number (399862).

2⁷⁹⁹⁷²³ is an apocalyptic number.

799723 is a deficient number, since it is larger than the sum of its proper divisors (1).

799723 is an equidigital number, since it uses as much as digits as its factorization.

799723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 37.

The square root of 799723 is about 894.2723298861. The cubic root of 799723 is about 92.8210611012.

The spelling of 799723 in words is "seven hundred ninety-nine thousand, seven hundred twenty-three".