1683506684 has 6 divisors (see below), whose sum is σ = 2946136704. Its totient is φ = 841753340.

The previous prime is 1683506659. The next prime is 1683506707. The reversal of 1683506684 is 4866053861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210438332 + ... + 210438339.

It is an arithmetic number, because the mean of its divisors is an integer number (491022784).

Almost surely, 2^1683506684 is an apocalyptic number.

It is an amenable number.

1683506684 is a deficient number, since it is larger than the sum of its proper divisors (1262630020).

1683506684 is a wasteful number, since it uses less digits than its factorization.

1683506684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420876675 (or 420876673 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 1683506684 is about 41030.5579294262. The cubic root of 1683506684 is about 1189.6109370026.

The spelling of 1683506684 in words is "one billion, six hundred eighty-three million, five hundred six thousand, six hundred eighty-four".