494946186 has 64 divisors (see below), whose sum is σ = 1180139520. Its totient is φ = 135406080.

The previous prime is 494946163. The next prime is 494946187. The reversal of 494946186 is 681649494.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (494946187) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124335 + ... + 128253.

It is an arithmetic number, because the mean of its divisors is an integer number (18439680).

Almost surely, 2^494946186 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494946186, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590069760).

494946186 is an abundant number, since it is smaller than the sum of its proper divisors (685193334).

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

494946186 is a wasteful number, since it uses less digits than its factorization.

494946186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059.

The product of its digits is 1492992, while the sum is 51.

The square root of 494946186 is about 22247.3860487024. The cubic root of 494946186 is about 791.0173220794.

The spelling of 494946186 in words is "four hundred ninety-four million, nine hundred forty-six thousand, one hundred eighty-six".