799951 has 8 divisors (see below), whose sum is σ = 831600. Its totient is φ = 768960.

The previous prime is 799949. The next prime is 799961. The reversal of 799951 is 159997.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 799951 - 2¹ = 799949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799921) 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 7 ways as a sum of consecutive naturals, for example, 4380 + ... + 4558.

It is an arithmetic number, because the mean of its divisors is an integer number (103950).

2⁷⁹⁹⁹⁵¹ is an apocalyptic number.

799951 is a deficient number, since it is larger than the sum of its proper divisors (31649).

799951 is a wasteful number, since it uses less digits than its factorization.

799951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 25515, while the sum is 40.

The square root of 799951 is about 894.3997987477. The cubic root of 799951 is about 92.8298813181.

The spelling of 799951 in words is "seven hundred ninety-nine thousand, nine hundred fifty-one".