799749 has 6 divisors (see below), whose sum is σ = 1155206. Its totient is φ = 533160.

The previous prime is 799741. The next prime is 799753. The reversal of 799749 is 947997.

It can be written as a sum of positive squares in only one way, i.e., 756900 + 42849 = 870^2 + 207^2 .

It is not a de Polignac number, because 799749 - 2³ = 799741 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44422 + ... + 44439.

2⁷⁹⁹⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

799749 is a deficient number, since it is larger than the sum of its proper divisors (355457).

799749 is a wasteful number, since it uses less digits than its factorization.

799749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88867 (or 88864 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 799749 is about 894.2868667268. The cubic root of 799749 is about 92.8220670001.

The spelling of 799749 in words is "seven hundred ninety-nine thousand, seven hundred forty-nine".