671530882 has 48 divisors (see below), whose sum is σ = 1156503096. Its totient is φ = 291948800.

The previous prime is 671530859. The next prime is 671530939. The reversal of 671530882 is 288035176.

It can be written as a sum of positive squares in 4 ways, for example, as 528034441 + 143496441 = 22979^2 + 11979^2 .

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 23 ways as a sum of consecutive naturals, for example, 525228 + ... + 526504.

Almost surely, 2^671530882 is an apocalyptic number.

671530882 is a deficient number, since it is larger than the sum of its proper divisors (484972214).

671530882 is a wasteful number, since it uses less digits than its factorization.

671530882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395 (or 1384 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 671530882 is about 25913.9129040753. The cubic root of 671530882 is about 875.6999599692.

The spelling of 671530882 in words is "six hundred seventy-one million, five hundred thirty thousand, eight hundred eighty-two".