791755 has 4 divisors (see below), whose sum is σ = 950112. Its totient is φ = 633400.

The previous prime is 791699. The next prime is 791773. The reversal of 791755 is 557197.

It is a happy number.

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

It is not a de Polignac number, because 791755 - 2⁷ = 791627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 791755.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79171 + ... + 79180.

It is an arithmetic number, because the mean of its divisors is an integer number (237528).

2⁷⁹¹⁷⁵⁵ is an apocalyptic number.

791755 is a deficient number, since it is larger than the sum of its proper divisors (158357).

791755 is a wasteful number, since it uses less digits than its factorization.

791755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158356.

The product of its digits is 11025, while the sum is 34.

The square root of 791755 is about 889.8061586660. The cubic root of 791755 is about 92.5117589142.

The spelling of 791755 in words is "seven hundred ninety-one thousand, seven hundred fifty-five".