494636 has 12 divisors (see below), whose sum is σ = 893760. Its totient is φ = 239280.

The previous prime is 494621. The next prime is 494639. The reversal of 494636 is 636494.

494636 = 111² + 112² + ... + 141².

It is not an unprimeable number, because it can be changed into a prime (494639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1871 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (74480).

2⁴⁹⁴⁶³⁶ is an apocalyptic number.

It is an amenable number.

494636 is a deficient number, since it is larger than the sum of its proper divisors (399124).

494636 is a wasteful number, since it uses less digits than its factorization.

494636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4024 (or 4022 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 494636 is about 703.3036328642. The cubic root of 494636 is about 79.0852042311.

The spelling of 494636 in words is "four hundred ninety-four thousand, six hundred thirty-six".