494116812 has 144 divisors (see below), whose sum is σ = 1551513600. Its totient is φ = 129392640.

The previous prime is 494116811. The next prime is 494116813. The reversal of 494116812 is 218611494.

494116812 is a `hidden beast` number, since 494 + 1 + 168 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (494116811) and next prime (494116813).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (494116811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146764 + ... + 150092.

It is an arithmetic number, because the mean of its divisors is an integer number (10774400).

Almost surely, 2^494116812 is an apocalyptic number.

494116812 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494116812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (775756800).

494116812 is an abundant number, since it is smaller than the sum of its proper divisors (1057396788).

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

494116812 is a wasteful number, since it uses less digits than its factorization.

494116812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396 (or 3391 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 494116812 is about 22228.7384257407. The cubic root of 494116812 is about 790.5752430518.

The spelling of 494116812 in words is "four hundred ninety-four million, one hundred sixteen thousand, eight hundred twelve".