493947908 has 12 divisors (see below), whose sum is σ = 901992000. Its totient is φ = 236235912.

The previous prime is 493947901. The next prime is 493947911. The reversal of 493947908 is 809749394.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 493947908.

It is not an unprimeable number, because it can be changed into a prime (493947901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2684408 + ... + 2684591.

It is an arithmetic number, because the mean of its divisors is an integer number (75166000).

Almost surely, 2^493947908 is an apocalyptic number.

It is an amenable number.

493947908 is a deficient number, since it is larger than the sum of its proper divisors (408044092).

493947908 is a wasteful number, since it uses less digits than its factorization.

493947908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369026 (or 5369024 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 493947908 is about 22224.9388750566. The cubic root of 493947908 is about 790.4851519805.

The spelling of 493947908 in words is "four hundred ninety-three million, nine hundred forty-seven thousand, nine hundred eight".