791761 has 4 divisors (see below), whose sum is σ = 799552. Its totient is φ = 783972.

The previous prime is 791699. The next prime is 791773. The reversal of 791761 is 167197.

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 a cyclic number.

It is not a de Polignac number, because 791761 - 2¹¹ = 789713 is a prime.

It is a super-2 number, since 2×791761² = 1253770962242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (791261) 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, 3741 + ... + 3946.

It is an arithmetic number, because the mean of its divisors is an integer number (199888).

2⁷⁹¹⁷⁶¹ is an apocalyptic number.

It is an amenable number.

791761 is a deficient number, since it is larger than the sum of its proper divisors (7791).

791761 is a wasteful number, since it uses less digits than its factorization.

791761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7790.

The product of its digits is 2646, while the sum is 31.

The square root of 791761 is about 889.8095301805. The cubic root of 791761 is about 92.5119926014.

The spelling of 791761 in words is "seven hundred ninety-one thousand, seven hundred sixty-one".