1684560412 has 12 divisors (see below), whose sum is σ = 2948271480. Its totient is φ = 842197136.

The previous prime is 1684560407. The next prime is 1684560419. The reversal of 1684560412 is 2140654861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1684560419) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 58338 + ... + 82294.

It is an arithmetic number, because the mean of its divisors is an integer number (245689290).

Almost surely, 2^1684560412 is an apocalyptic number.

It is an amenable number.

1684560412 is a deficient number, since it is larger than the sum of its proper divisors (1263711068).

1684560412 is a wasteful number, since it uses less digits than its factorization.

1684560412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41540 (or 41538 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1684560412 is about 41043.3966917944. The cubic root of 1684560412 is about 1189.8590827180.

The spelling of 1684560412 in words is "one billion, six hundred eighty-four million, five hundred sixty thousand, four hundred twelve".