480642866 has 16 divisors (see below), whose sum is σ = 787250880. Its totient is φ = 218267280.

The previous prime is 480642847. The next prime is 480642889. The reversal of 480642866 is 668246084.

It is a super-3 number, since 3×480642866³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14795 + ... + 34353.

It is an arithmetic number, because the mean of its divisors is an integer number (49203180).

Almost surely, 2^480642866 is an apocalyptic number.

480642866 is a deficient number, since it is larger than the sum of its proper divisors (306608014).

480642866 is a wasteful number, since it uses less digits than its factorization.

480642866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20689.

The product of its (nonzero) digits is 442368, while the sum is 44.

The square root of 480642866 is about 21923.5687332149. The cubic root of 480642866 is about 783.3229188696.

It can be divided in two parts, 480 and 642866, that added together give a palindrome (643346).

The spelling of 480642866 in words is "four hundred eighty million, six hundred forty-two thousand, eight hundred sixty-six".