491795 has 8 divisors (see below), whose sum is σ = 604800. Its totient is φ = 383680.

The previous prime is 491789. The next prime is 491797. The reversal of 491795 is 597194.

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

It is not a de Polignac number, because 491795 - 2⁶ = 491731 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 491795.

It is not an unprimeable number, because it can be changed into a prime (491797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 995 + ... + 1404.

It is an arithmetic number, because the mean of its divisors is an integer number (75600).

2⁴⁹¹⁷⁹⁵ is an apocalyptic number.

491795 is a deficient number, since it is larger than the sum of its proper divisors (113005).

491795 is a wasteful number, since it uses less digits than its factorization.

491795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445.

The product of its digits is 11340, while the sum is 35.

The square root of 491795 is about 701.2809707956. The cubic root of 491795 is about 78.9335016971.

The spelling of 491795 in words is "four hundred ninety-one thousand, seven hundred ninety-five".