799659 has 16 divisors (see below), whose sum is σ = 1354240. Its totient is φ = 456840.

The previous prime is 799657. The next prime is 799661. The reversal of 799659 is 956997.

It is an interprime number because it is at equal distance from previous prime (799657) and next prime (799661).

It is not a de Polignac number, because 799659 - 2¹ = 799657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (799651) 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 in 15 ways as a sum of consecutive naturals, for example, 1927 + ... + 2304.

It is an arithmetic number, because the mean of its divisors is an integer number (84640).

2⁷⁹⁹⁶⁵⁹ is an apocalyptic number.

799659 is a deficient number, since it is larger than the sum of its proper divisors (554581).

799659 is a wasteful number, since it uses less digits than its factorization.

799659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247 (or 4241 counting only the distinct ones).

The product of its digits is 153090, while the sum is 45.

The square root of 799659 is about 894.2365458870. The cubic root of 799659 is about 92.8185849495.

The spelling of 799659 in words is "seven hundred ninety-nine thousand, six hundred fifty-nine".