491234 has 16 divisors (see below), whose sum is σ = 786240. Its totient is φ = 229680.

The previous prime is 491219. The next prime is 491251. The reversal of 491234 is 432194.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2624 + ... + 2804.

It is an arithmetic number, because the mean of its divisors is an integer number (49140).

2⁴⁹¹²³⁴ is an apocalyptic number.

491234 is a deficient number, since it is larger than the sum of its proper divisors (295006).

491234 is a wasteful number, since it uses less digits than its factorization.

491234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its digits is 864, while the sum is 23.

The square root of 491234 is about 700.8808743289. The cubic root of 491234 is about 78.9034766238.

The spelling of 491234 in words is "four hundred ninety-one thousand, two hundred thirty-four".