1683140 has 24 divisors (see below), whose sum is σ = 3689280. Its totient is φ = 643808.

The previous prime is 1683113. The next prime is 1683169. The reversal of 1683140 is 413861.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1370 + ... + 2289.

It is an arithmetic number, because the mean of its divisors is an integer number (153720).

2^1683140 is an apocalyptic number.

1683140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1683140 is an abundant number, since it is smaller than the sum of its proper divisors (2006140).

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

1683140 is a wasteful number, since it uses less digits than its factorization.

1683140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691 (or 3689 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1683140 is about 1297.3588555215. The cubic root of 1683140 is about 118.9524561151.

The spelling of 1683140 in words is "one million, six hundred eighty-three thousand, one hundred forty".