799109 has 4 divisors (see below), whose sum is σ = 811104. Its totient is φ = 787116.

The previous prime is 799103. The next prime is 799147. The reversal of 799109 is 901997.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 799109 - 2⁴ = 799093 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 (799103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5897 + ... + 6030.

It is an arithmetic number, because the mean of its divisors is an integer number (202776).

2⁷⁹⁹¹⁰⁹ is an apocalyptic number.

It is an amenable number.

799109 is a deficient number, since it is larger than the sum of its proper divisors (11995).

799109 is a wasteful number, since it uses less digits than its factorization.

799109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11994.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 799109 is about 893.9289680953. The cubic root of 799109 is about 92.7973000726.

The spelling of 799109 in words is "seven hundred ninety-nine thousand, one hundred nine".