791847 has 12 divisors (see below), whose sum is σ = 1307280. Its totient is φ = 452448.

The previous prime is 791827. The next prime is 791849. The reversal of 791847 is 748197.

It is not a de Polignac number, because 791847 - 2⁶ = 791783 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

791847 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6222 + ... + 6347.

It is an arithmetic number, because the mean of its divisors is an integer number (108940).

2⁷⁹¹⁸⁴⁷ is an apocalyptic number.

791847 is a deficient number, since it is larger than the sum of its proper divisors (515433).

791847 is a wasteful number, since it uses less digits than its factorization.

791847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12582 (or 12579 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 791847 is about 889.8578538171. The cubic root of 791847 is about 92.5153419890.

The spelling of 791847 in words is "seven hundred ninety-one thousand, eight hundred forty-seven".