493383646 has 24 divisors (see below), whose sum is σ = 862701840. Its totient is φ = 211008672.

The previous prime is 493383643. The next prime is 493383661. The reversal of 493383646 is 646383394.

It is a junction number, because it is equal to n+sod(n) for n = 493383596 and 493383605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493383643) 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, 44290 + ... + 54298.

It is an arithmetic number, because the mean of its divisors is an integer number (35945910).

Almost surely, 2^493383646 is an apocalyptic number.

493383646 is a deficient number, since it is larger than the sum of its proper divisors (369318194).

493383646 is a wasteful number, since it uses less digits than its factorization.

493383646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528 (or 10521 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The square root of 493383646 is about 22212.2409045103. The cubic root of 493383646 is about 790.1840333952.

The spelling of 493383646 in words is "four hundred ninety-three million, three hundred eighty-three thousand, six hundred forty-six".