660304882 has 8 divisors (see below), whose sum is σ = 990585900. Its totient is φ = 330109584.

The previous prime is 660304873. The next prime is 660304889. The reversal of 660304882 is 288403066.

It can be written as a sum of positive squares in 2 ways, for example, as 648669961 + 11634921 = 25469^2 + 3411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (660304889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3744 + ... + 36532.

Almost surely, 2^660304882 is an apocalyptic number.

660304882 is a deficient number, since it is larger than the sum of its proper divisors (330281018).

660304882 is a wasteful number, since it uses less digits than its factorization.

660304882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42860.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 660304882 is about 25696.3982301022. The cubic root of 660304882 is about 870.7928132201.

The spelling of 660304882 in words is "six hundred sixty million, three hundred four thousand, eight hundred eighty-two".