490586328 has 128 divisors (see below), whose sum is σ = 1400256000. Its totient is φ = 159096960.

The previous prime is 490586311. The next prime is 490586387. The reversal of 490586328 is 823685094.

490586328 is a `hidden beast` number, since 4 + 9 + 0 + 5 + 8 + 632 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1577293 + ... + 1577603.

It is an arithmetic number, because the mean of its divisors is an integer number (10939500).

Almost surely, 2^490586328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 490586328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700128000).

490586328 is an abundant number, since it is smaller than the sum of its proper divisors (909669672).

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

490586328 is a wasteful number, since it uses less digits than its factorization.

490586328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 490586328 is about 22149.1834612475. The cubic root of 490586328 is about 788.6878436691.

The spelling of 490586328 in words is "four hundred ninety million, five hundred eighty-six thousand, three hundred twenty-eight".