490016566 has 16 divisors (see below), whose sum is σ = 817100928. Its totient is φ = 218865600.

The previous prime is 490016563. The next prime is 490016581. The reversal of 490016566 is 665610094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490016563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303175 + ... + 304786.

It is an arithmetic number, because the mean of its divisors is an integer number (51068808).

Almost surely, 2^490016566 is an apocalyptic number.

490016566 is a deficient number, since it is larger than the sum of its proper divisors (327084362).

490016566 is a wasteful number, since it uses less digits than its factorization.

490016566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608007.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 490016566 is about 22136.3178058140. The cubic root of 490016566 is about 788.3824006973.

The spelling of 490016566 in words is "four hundred ninety million, sixteen thousand, five hundred sixty-six".