490383 has 18 divisors (see below), whose sum is σ = 747656. Its totient is φ = 309672.

The previous prime is 490367. The next prime is 490393. The reversal of 490383 is 383094.

It is not a de Polignac number, because 490383 - 2⁴ = 490367 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 490383.

It is not an unprimeable number, because it can be changed into a prime (490313) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4710 + ... + 4812.

2⁴⁹⁰³⁸³ is an apocalyptic number.

490383 is a deficient number, since it is larger than the sum of its proper divisors (257273).

490383 is a wasteful number, since it uses less digits than its factorization.

490383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 490383 is about 700.2735179914. The cubic root of 490383 is about 78.8578868977.

The spelling of 490383 in words is "four hundred ninety thousand, three hundred eighty-three".