490466556 has 48 divisors (see below), whose sum is σ = 1282864800. Its totient is φ = 162038016.

The previous prime is 490466539. The next prime is 490466563. The reversal of 490466556 is 655664094.

490466556 is a `hidden beast` number, since 4 + 90 + 4 + 6 + 6 + 556 = 666.

It is a super-2 number, since 2×490466556² = 481114885109002272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7891 + ... + 32298.

It is an arithmetic number, because the mean of its divisors is an integer number (26726350).

Almost surely, 2^490466556 is an apocalyptic number.

It is an amenable number.

490466556 is an abundant number, since it is smaller than the sum of its proper divisors (792398244).

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

490466556 is a wasteful number, since it uses less digits than its factorization.

490466556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40315 (or 40307 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 490466556 is about 22146.4795396469. The cubic root of 490466556 is about 788.6236548924.

The spelling of 490466556 in words is "four hundred ninety million, four hundred sixty-six thousand, five hundred fifty-six".