490426 has 8 divisors (see below), whose sum is σ = 738720. Its totient is φ = 244188.

The previous prime is 490421. The next prime is 490453. The reversal of 490426 is 624094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×490426² = 481035322952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 490426.

It is not an unprimeable number, because it can be changed into a prime (490421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435 + ... + 1081.

It is an arithmetic number, because the mean of its divisors is an integer number (92340).

2⁴⁹⁰⁴²⁶ is an apocalyptic number.

490426 is a deficient number, since it is larger than the sum of its proper divisors (248294).

490426 is a wasteful number, since it uses less digits than its factorization.

490426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 490426 is about 700.3042196075. The cubic root of 490426 is about 78.8601917561.

The spelling of 490426 in words is "four hundred ninety thousand, four hundred twenty-six".