490852566 has 12 divisors (see below), whose sum is σ = 1063513932. Its totient is φ = 163617516.

The previous prime is 490852561. The next prime is 490852567. The reversal of 490852566 is 665258094.

490852566 is a `hidden beast` number, since 4 + 9 + 0 + 85 + 2 + 566 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490852561) 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, 13634776 + ... + 13634811.

It is an arithmetic number, because the mean of its divisors is an integer number (88626161).

Almost surely, 2^490852566 is an apocalyptic number.

490852566 is an abundant number, since it is smaller than the sum of its proper divisors (572661366).

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

490852566 is a wasteful number, since it uses less digits than its factorization.

490852566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27269595 (or 27269592 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 490852566 is about 22155.1927547471. The cubic root of 490852566 is about 788.8304897838.

The spelling of 490852566 in words is "four hundred ninety million, eight hundred fifty-two thousand, five hundred sixty-six".