491094 has 12 divisors (see below), whose sum is σ = 1064076. Its totient is φ = 163692.

The previous prime is 491083. The next prime is 491129. The reversal of 491094 is 490194.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

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 491094.

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 5 ways as a sum of consecutive naturals, for example, 13624 + ... + 13659.

It is an arithmetic number, because the mean of its divisors is an integer number (88673).

2⁴⁹¹⁰⁹⁴ is an apocalyptic number.

491094 is an abundant number, since it is smaller than the sum of its proper divisors (572982).

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

491094 is a wasteful number, since it uses less digits than its factorization.

491094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27291 (or 27288 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 491094 is about 700.7809928929. The cubic root of 491094 is about 78.8959801718.

Subtracting from 491094 its reverse (490194), we obtain a square (900 = 30²).

The spelling of 491094 in words is "four hundred ninety-one thousand, ninety-four".