1684140414 has 32 divisors (see below), whose sum is σ = 3715787520. Its totient is φ = 504609600.

The previous prime is 1684140389. The next prime is 1684140421. The reversal of 1684140414 is 4140414861.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137482 + ... + 149229.

It is an arithmetic number, because the mean of its divisors is an integer number (116118360).

Almost surely, 2^1684140414 is an apocalyptic number.

1684140414 is an abundant number, since it is smaller than the sum of its proper divisors (2031647106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1684140414 is a wasteful number, since it uses less digits than its factorization.

1684140414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286816.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 1684140414 is about 41038.2798616121. The cubic root of 1684140414 is about 1189.7601884765.

The spelling of 1684140414 in words is "one billion, six hundred eighty-four million, one hundred forty thousand, four hundred fourteen".