490134528 has 132 divisors (see below), whose sum is σ = 1524490968. Its totient is φ = 150773760.

The previous prime is 490134527. The next prime is 490134551. The reversal of 490134528 is 825431094.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 490134492 and 490134501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490134527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117763 + ... + 121853.

It is an arithmetic number, because the mean of its divisors is an integer number (11549174).

Almost surely, 2^490134528 is an apocalyptic number.

490134528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 490134528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762245484).

490134528 is an abundant number, since it is smaller than the sum of its proper divisors (1034356440).

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

490134528 is a wasteful number, since it uses less digits than its factorization.

490134528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 490134528 is about 22138.9820904214. The cubic root of 490134528 is about 788.4456582207.

The spelling of 490134528 in words is "four hundred ninety million, one hundred thirty-four thousand, five hundred twenty-eight".