1686114 has 24 divisors (see below), whose sum is σ = 3677232. Its totient is φ = 558360.

The previous prime is 1686109. The next prime is 1686119. The reversal of 1686114 is 4116861.

It is an interprime number because it is at equal distance from previous prime (1686109) and next prime (1686119).

It is not an unprimeable number, because it can be changed into a prime (1686119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4929 + ... + 5259.

It is an arithmetic number, because the mean of its divisors is an integer number (153218).

2^1686114 is an apocalyptic number.

1686114 is an abundant number, since it is smaller than the sum of its proper divisors (1991118).

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

1686114 is a wasteful number, since it uses less digits than its factorization.

1686114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 619 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 1686114 is about 1298.5045244434. The cubic root of 1686114 is about 119.0224753349.

The spelling of 1686114 in words is "one million, six hundred eighty-six thousand, one hundred fourteen".