491076 has 24 divisors (see below), whose sum is σ = 1273440. Its totient is φ = 163656.

The previous prime is 491059. The next prime is 491081. The reversal of 491076 is 670194.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

491076 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2166 + ... + 2381.

It is an arithmetic number, because the mean of its divisors is an integer number (53060).

2⁴⁹¹⁰⁷⁶ is an apocalyptic number.

It is an amenable number.

491076 is an abundant number, since it is smaller than the sum of its proper divisors (782364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

491076 is a wasteful number, since it uses less digits than its factorization.

491076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560 (or 4552 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 491076 is about 700.7681499612. The cubic root of 491076 is about 78.8950162389.

The spelling of 491076 in words is "four hundred ninety-one thousand, seventy-six".