1682211688 has 16 divisors (see below), whose sum is σ = 3155017860. Its totient is φ = 840873600.

The previous prime is 1682211667. The next prime is 1682211703. The reversal of 1682211688 is 8861122861.

It can be written as a sum of positive squares in 2 ways, for example, as 1541504644 + 140707044 = 39262^2 + 11862^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3958 + ... + 58138.

Almost surely, 2^1682211688 is an apocalyptic number.

It is an amenable number.

1682211688 is a deficient number, since it is larger than the sum of its proper divisors (1472806172).

1682211688 is a wasteful number, since it uses less digits than its factorization.

1682211688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58068 (or 58064 counting only the distinct ones).

The product of its digits is 73728, while the sum is 43.

The square root of 1682211688 is about 41014.7740210768. The cubic root of 1682211688 is about 1189.3058324656.

The spelling of 1682211688 in words is "one billion, six hundred eighty-two million, two hundred eleven thousand, six hundred eighty-eight".