799845 has 8 divisors (see below), whose sum is σ = 1279776. Its totient is φ = 426576.

The previous prime is 799837. The next prime is 799853. The reversal of 799845 is 548997.

It is an interprime number because it is at equal distance from previous prime (799837) and next prime (799853).

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

It is not a de Polignac number, because 799845 - 2³ = 799837 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 799797 and 799806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26647 + ... + 26676.

It is an arithmetic number, because the mean of its divisors is an integer number (159972).

2⁷⁹⁹⁸⁴⁵ is an apocalyptic number.

It is an amenable number.

799845 is a deficient number, since it is larger than the sum of its proper divisors (479931).

799845 is a wasteful number, since it uses less digits than its factorization.

799845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53331.

The product of its digits is 90720, while the sum is 42.

The square root of 799845 is about 894.3405391684. The cubic root of 799845 is about 92.8257808994.

The spelling of 799845 in words is "seven hundred ninety-nine thousand, eight hundred forty-five".