490343 has 6 divisors (see below), whose sum is σ = 570456. Its totient is φ = 420252.

The previous prime is 490339. The next prime is 490367. The reversal of 490343 is 343094.

It is not a de Polignac number, because 490343 - 2² = 490339 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 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 5 ways as a sum of consecutive naturals, for example, 4955 + ... + 5052.

It is an arithmetic number, because the mean of its divisors is an integer number (95076).

2⁴⁹⁰³⁴³ is an apocalyptic number.

490343 is a deficient number, since it is larger than the sum of its proper divisors (80113).

490343 is a wasteful number, since it uses less digits than its factorization.

490343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021 (or 10014 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 490343 is about 700.2449571400. The cubic root of 490343 is about 78.8557427225.

The spelling of 490343 in words is "four hundred ninety thousand, three hundred forty-three".