494402976 has 72 divisors (see below), whose sum is σ = 1488676644. Its totient is φ = 155105280.

The previous prime is 494402903. The next prime is 494402977. The reversal of 494402976 is 679204494.

It can be written as a sum of positive squares in 2 ways, for example, as 474368400 + 20034576 = 21780^2 + 4476^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (494402977) 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 11 ways as a sum of consecutive naturals, for example, 45595 + ... + 55386.

Almost surely, 2^494402976 is an apocalyptic number.

It is an amenable number.

494402976 is an abundant number, since it is smaller than the sum of its proper divisors (994273668).

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

494402976 is a wasteful number, since it uses less digits than its factorization.

494402976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101014 (or 101003 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 494402976 is about 22235.1742965959. The cubic root of 494402976 is about 790.7278321484.

The spelling of 494402976 in words is "four hundred ninety-four million, four hundred two thousand, nine hundred seventy-six".