490523 has 8 divisors (see below), whose sum is σ = 563520. Its totient is φ = 422280.

The previous prime is 490519. The next prime is 490537. The reversal of 490523 is 325094.

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

It is a cyclic number.

It is not a de Polignac number, because 490523 - 2² = 490519 is a prime.

It is a super-2 number, since 2×490523² = 481225627058, which contains 22 as substring.

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

It is a Duffinian number.

It is a nialpdrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 490523.

It is not an unprimeable number, because it can be changed into a prime (490543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 965 + ... + 1382.

It is an arithmetic number, because the mean of its divisors is an integer number (70440).

2⁴⁹⁰⁵²³ is an apocalyptic number.

490523 is a deficient number, since it is larger than the sum of its proper divisors (72997).

490523 is a wasteful number, since it uses less digits than its factorization.

490523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 490523 is about 700.3734717992. The cubic root of 490523 is about 78.8653905930.

The spelling of 490523 in words is "four hundred ninety thousand, five hundred twenty-three".