493488650 has 24 divisors (see below), whose sum is σ = 949543020. Its totient is φ = 190588160.

The previous prime is 493488637. The next prime is 493488661. The reversal of 493488650 is 56884394.

It can be written as a sum of positive squares in 6 ways, for example, as 35485849 + 458002801 = 5957^2 + 21401^2 .

It is a junction number, because it is equal to n+sod(n) for n = 493488595 and 493488604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168719 + ... + 171618.

Almost surely, 2^493488650 is an apocalyptic number.

493488650 is a deficient number, since it is larger than the sum of its proper divisors (456054370).

493488650 is a wasteful number, since it uses less digits than its factorization.

493488650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340378 (or 340373 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 493488650 is about 22214.6044304192. The cubic root of 493488650 is about 790.2400861914.

The spelling of 493488650 in words is "four hundred ninety-three million, four hundred eighty-eight thousand, six hundred fifty".