481791 has 8 divisors (see below), whose sum is σ = 658224. Its totient is φ = 313280.

The previous prime is 481787. The next prime is 481801. The reversal of 481791 is 197184.

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

It is a cyclic number.

It is not a de Polignac number, because 481791 - 2² = 481787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481721) 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, 1836 + ... + 2081.

It is an arithmetic number, because the mean of its divisors is an integer number (82278).

2⁴⁸¹⁷⁹¹ is an apocalyptic number.

481791 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

481791 is a deficient number, since it is larger than the sum of its proper divisors (176433).

481791 is a wasteful number, since it uses less digits than its factorization.

481791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961.

The product of its digits is 2016, while the sum is 30.

The square root of 481791 is about 694.1116624867. Note that the first 3 decimals coincide. The cubic root of 481791 is about 78.3946142871.

The spelling of 481791 in words is "four hundred eighty-one thousand, seven hundred ninety-one".