845079 has 8 divisors (see below), whose sum is σ = 1153152. Its totient is φ = 550200.

The previous prime is 845069. The next prime is 845083. The reversal of 845079 is 970548.

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

It is not a de Polignac number, because 845079 - 2¹⁶ = 779543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845069) 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, 3147 + ... + 3404.

It is an arithmetic number, because the mean of its divisors is an integer number (144144).

2⁸⁴⁵⁰⁷⁹ is an apocalyptic number.

845079 is a deficient number, since it is larger than the sum of its proper divisors (308073).

845079 is a wasteful number, since it uses less digits than its factorization.

845079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6597.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 845079 is about 919.2817848734. The cubic root of 845079 is about 94.5436656074.

The spelling of 845079 in words is "eight hundred forty-five thousand, seventy-nine".