1686112 has 12 divisors (see below), whose sum is σ = 3319596. Its totient is φ = 843040.

The previous prime is 1686109. The next prime is 1686119. The reversal of 1686112 is 2116861.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26314 + ... + 26377.

It is an arithmetic number, because the mean of its divisors is an integer number (276633).

2^1686112 is an apocalyptic number.

It is an amenable number.

1686112 is a deficient number, since it is larger than the sum of its proper divisors (1633484).

1686112 is an equidigital number, since it uses as much as digits as its factorization.

1686112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52701 (or 52693 counting only the distinct ones).

The product of its digits is 576, while the sum is 25.

The square root of 1686112 is about 1298.5037543265. The cubic root of 1686112 is about 119.0224282750.

The spelling of 1686112 in words is "one million, six hundred eighty-six thousand, one hundred twelve".