490663368 has 192 divisors, whose sum is σ = 1493331840. Its totient is φ = 144571392.

The previous prime is 490663363. The next prime is 490663379. The reversal of 490663368 is 863366094.

490663368 is a `hidden beast` number, since 4 + 9 + 0 + 6 + 633 + 6 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (490663361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2938021 + ... + 2938187.

It is an arithmetic number, because the mean of its divisors is an integer number (7777770).

Almost surely, 2^490663368 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 490663368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746665920).

490663368 is an abundant number, since it is smaller than the sum of its proper divisors (1002668472).

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

490663368 is a wasteful number, since it uses less digits than its factorization.

490663368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 490663368 is about 22150.9225090063. The cubic root of 490663368 is about 788.7291257893.

The spelling of 490663368 in words is "four hundred ninety million, six hundred sixty-three thousand, three hundred sixty-eight".