1683888 has 20 divisors (see below), whose sum is σ = 4350168. Its totient is φ = 561280.

The previous prime is 1683887. The next prime is 1683949. The reversal of 1683888 is 8883861.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1683887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17493 + ... + 17588.

2^1683888 is an apocalyptic number.

It is an amenable number.

1683888 is an abundant number, since it is smaller than the sum of its proper divisors (2666280).

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

1683888 is a wasteful number, since it uses less digits than its factorization.

1683888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35092 (or 35086 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 1683888 is about 1297.6471014879. The cubic root of 1683888 is about 118.9700746257.

The spelling of 1683888 in words is "one million, six hundred eighty-three thousand, eight hundred eighty-eight".