490897776 has 20 divisors (see below), whose sum is σ = 1268152712. Its totient is φ = 163632576.

The previous prime is 490897769. The next prime is 490897783. The reversal of 490897776 is 677798094.

It is an interprime number because it is at equal distance from previous prime (490897769) and next prime (490897783).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5113471 + ... + 5113566.

Almost surely, 2^490897776 is an apocalyptic number.

It is an amenable number.

490897776 is an abundant number, since it is smaller than the sum of its proper divisors (777254936).

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

490897776 is a wasteful number, since it uses less digits than its factorization.

490897776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227048 (or 10227042 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 57.

The square root of 490897776 is about 22156.2130338197. The cubic root of 490897776 is about 788.8547074642.

It can be divided in two parts, 49089 and 7776, that added together give a palindrome (56865).

The spelling of 490897776 in words is "four hundred ninety million, eight hundred ninety-seven thousand, seven hundred seventy-six".