494686 has 4 divisors (see below), whose sum is σ = 742032. Its totient is φ = 247342.

The previous prime is 494677. The next prime is 494687. The reversal of 494686 is 686494.

494686 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494687) by changing a digit.

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 as a sum of consecutive naturals, namely, 123670 + ... + 123673.

It is an arithmetic number, because the mean of its divisors is an integer number (185508).

2⁴⁹⁴⁶⁸⁶ is an apocalyptic number.

494686 is a deficient number, since it is larger than the sum of its proper divisors (247346).

494686 is a wasteful number, since it uses less digits than its factorization.

494686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247345.

The product of its digits is 41472, while the sum is 37.

The square root of 494686 is about 703.3391784907. The cubic root of 494686 is about 79.0878689023.

The spelling of 494686 in words is "four hundred ninety-four thousand, six hundred eighty-six".