490171 has 6 divisors (see below), whose sum is σ = 538916. Its totient is φ = 445500.

The previous prime is 490169. The next prime is 490183. The reversal of 490171 is 171094.

490171 = T₂₀₀ + T₂₀₁ + ... + T₂₂₁.

It is not a de Polignac number, because 490171 - 2¹ = 490169 is a prime.

It is a Duffinian number.

490171 is a lucky number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (490111) 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, 1905 + ... + 2146.

2⁴⁹⁰¹⁷¹ is an apocalyptic number.

490171 is a deficient number, since it is larger than the sum of its proper divisors (48745).

490171 is a wasteful number, since it uses less digits than its factorization.

490171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4062 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 490171 is about 700.1221322027. The cubic root of 490171 is about 78.8465214400.

The spelling of 490171 in words is "four hundred ninety thousand, one hundred seventy-one".