790109 has 4 divisors (see below), whose sum is σ = 836604. Its totient is φ = 743616.

The previous prime is 790099. The next prime is 790121. The reversal of 790109 is 901097.

790109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 403225 + 386884 = 635^2 + 622^2 .

It is a cyclic number.

It is not a de Polignac number, because 790109 - 2⁴ = 790093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (790169) 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, 23222 + ... + 23255.

It is an arithmetic number, because the mean of its divisors is an integer number (209151).

2⁷⁹⁰¹⁰⁹ is an apocalyptic number.

It is an amenable number.

790109 is a deficient number, since it is larger than the sum of its proper divisors (46495).

790109 is a wasteful number, since it uses less digits than its factorization.

790109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46494.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 790109 is about 888.8807569072. The cubic root of 790109 is about 92.4476060724.

The spelling of 790109 in words is "seven hundred ninety thousand, one hundred nine".