799739 has 2 divisors, whose sum is σ = 799740. Its totient is φ = 799738.

The previous prime is 799727. The next prime is 799741. The reversal of 799739 is 937997.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 799739 - 2⁴ = 799723 is a prime.

Together with 799741, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 799739.

It is not a weakly prime, because it can be changed into another prime (799759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399869 + 399870.

It is an arithmetic number, because the mean of its divisors is an integer number (399870).

2⁷⁹⁹⁷³⁹ is an apocalyptic number.

799739 is a deficient number, since it is larger than the sum of its proper divisors (1).

799739 is an equidigital number, since it uses as much as digits as its factorization.

799739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107163, while the sum is 44.

The square root of 799739 is about 894.2812756622. The cubic root of 799739 is about 92.8216801185.

The spelling of 799739 in words is "seven hundred ninety-nine thousand, seven hundred thirty-nine".