1684201012 has 24 divisors (see below), whose sum is σ = 3193094016. Its totient is φ = 772664928.

The previous prime is 1684201003. The next prime is 1684201019. The reversal of 1684201012 is 2101024861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1684201019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88288 + ... + 105655.

It is an arithmetic number, because the mean of its divisors is an integer number (133045584).

Almost surely, 2^1684201012 is an apocalyptic number.

It is an amenable number.

1684201012 is a deficient number, since it is larger than the sum of its proper divisors (1508893004).

1684201012 is a wasteful number, since it uses less digits than its factorization.

1684201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194127 (or 194125 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1684201012 is about 41039.0181656433. The cubic root of 1684201012 is about 1189.7744581147.

Adding to 1684201012 its reverse (2101024861), we get a palindrome (3785225873).

The spelling of 1684201012 in words is "one billion, six hundred eighty-four million, two hundred one thousand, twelve".