490011 has 4 divisors (see below), whose sum is σ = 653352. Its totient is φ = 326672.

The previous prime is 490003. The next prime is 490019. The reversal of 490011 is 110094.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (490003) and next prime (490019).

It is a cyclic number.

It is not a de Polignac number, because 490011 - 2³ = 490003 is a prime.

It is a super-2 number, since 2×490011² = 480221560242, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (490019) 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, 81666 + ... + 81671.

It is an arithmetic number, because the mean of its divisors is an integer number (163338).

2⁴⁹⁰⁰¹¹ is an apocalyptic number.

490011 is a deficient number, since it is larger than the sum of its proper divisors (163341).

490011 is a wasteful number, since it uses less digits than its factorization.

490011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163340.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 490011 is about 700.0078570988. The cubic root of 490011 is about 78.8379415660.

The spelling of 490011 in words is "four hundred ninety thousand, eleven".