791579 has 4 divisors (see below), whose sum is σ = 802800. Its totient is φ = 780360.

The previous prime is 791573. The next prime is 791599. The reversal of 791579 is 975197.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 975197 = 43 ⋅22679.

It is a cyclic number.

It is not a de Polignac number, because 791579 - 2⁴ = 791563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (791573) 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, 5504 + ... + 5645.

It is an arithmetic number, because the mean of its divisors is an integer number (200700).

2⁷⁹¹⁵⁷⁹ is an apocalyptic number.

791579 is a deficient number, since it is larger than the sum of its proper divisors (11221).

791579 is a wasteful number, since it uses less digits than its factorization.

791579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220.

The product of its digits is 19845, while the sum is 38.

The square root of 791579 is about 889.7072552250. The cubic root of 791579 is about 92.5049035628.

The spelling of 791579 in words is "seven hundred ninety-one thousand, five hundred seventy-nine".