799489 has 2 divisors, whose sum is σ = 799490. Its totient is φ = 799488.

The previous prime is 799483. The next prime is 799507. The reversal of 799489 is 984997.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 172225 = 792^2 + 415^2 .

It is a cyclic number.

It is not a de Polignac number, because 799489 - 2³ = 799481 is a prime.

It is a super-2 number, since 2×799489² = 1278365322242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (799481) 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 as a sum of consecutive naturals, namely, 399744 + 399745.

It is an arithmetic number, because the mean of its divisors is an integer number (399745).

2⁷⁹⁹⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

799489 is a deficient number, since it is larger than the sum of its proper divisors (1).

799489 is an equidigital number, since it uses as much as digits as its factorization.

799489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 46.

The square root of 799489 is about 894.1414876853. The cubic root of 799489 is about 92.8120070299.

The spelling of 799489 in words is "seven hundred ninety-nine thousand, four hundred eighty-nine".