490164 has 12 divisors (see below), whose sum is σ = 1143744. Its totient is φ = 163384.

The previous prime is 490159. The next prime is 490169. The reversal of 490164 is 461094.

It is an interprime number because it is at equal distance from previous prime (490159) and next prime (490169).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490169) by changing a digit.

490164 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20412 + ... + 20435.

It is an arithmetic number, because the mean of its divisors is an integer number (95312).

2⁴⁹⁰¹⁶⁴ is an apocalyptic number.

It is an amenable number.

490164 is an abundant number, since it is smaller than the sum of its proper divisors (653580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490164 is a wasteful number, since it uses less digits than its factorization.

490164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40854 (or 40852 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 490164 is about 700.1171330570. The cubic root of 490164 is about 78.8461461096.

The spelling of 490164 in words is "four hundred ninety thousand, one hundred sixty-four".