494241678 has 24 divisors (see below), whose sum is σ = 1223836848. Its totient is φ = 141211872.

The previous prime is 494241659. The next prime is 494241679. The reversal of 494241678 is 876142494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494241679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1961151 + ... + 1961402.

It is an arithmetic number, because the mean of its divisors is an integer number (50993202).

Almost surely, 2^494241678 is an apocalyptic number.

494241678 is an abundant number, since it is smaller than the sum of its proper divisors (729595170).

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

494241678 is a wasteful number, since it uses less digits than its factorization.

494241678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922568 (or 3922565 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 494241678 is about 22231.5469097407. The cubic root of 494241678 is about 790.6418316611.

It can be divided in two parts, 4942416 and 78, that added together give a palindrome (4942494).

The spelling of 494241678 in words is "four hundred ninety-four million, two hundred forty-one thousand, six hundred seventy-eight".