494994866 has 16 divisors (see below), whose sum is σ = 749305944. Its totient is φ = 245236224.

The previous prime is 494994811. The next prime is 494994869. The reversal of 494994866 is 668499494.

It can be written as a sum of positive squares in 4 ways, for example, as 236267641 + 258727225 = 15371^2 + 16085^2 .

It is not an unprimeable number, because it can be changed into a prime (494994869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107426 + ... + 111938.

Almost surely, 2^494994866 is an apocalyptic number.

494994866 is a deficient number, since it is larger than the sum of its proper divisors (254311078).

494994866 is a wasteful number, since it uses less digits than its factorization.

494994866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5005.

The product of its digits is 13436928, while the sum is 59.

The square root of 494994866 is about 22248.4800829180. The cubic root of 494994866 is about 791.0432545020.

The spelling of 494994866 in words is "four hundred ninety-four million, nine hundred ninety-four thousand, eight hundred sixty-six".