1680884048 has 10 divisors (see below), whose sum is σ = 3256712874. Its totient is φ = 840442016.

The previous prime is 1680884047. The next prime is 1680884071. The reversal of 1680884048 is 8404880861.

It can be written as a sum of positive squares in only one way, i.e., 1594245184 + 86638864 = 39928^2 + 9308^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1680883993 and 1680884011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1680884047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52527611 + ... + 52527642.

Almost surely, 2^1680884048 is an apocalyptic number.

It is an amenable number.

1680884048 is a deficient number, since it is larger than the sum of its proper divisors (1575828826).

1680884048 is a wasteful number, since it uses less digits than its factorization.

1680884048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105055261 (or 105055255 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 47.

The square root of 1680884048 is about 40998.5859268341. The cubic root of 1680884048 is about 1188.9928743175.

The spelling of 1680884048 in words is "one billion, six hundred eighty million, eight hundred eighty-four thousand, forty-eight".