1693140 has 24 divisors (see below), whose sum is σ = 4740960. Its totient is φ = 451488.

The previous prime is 1693129. The next prime is 1693169. The reversal of 1693140 is 413961.

It is a self number, because there is not a number n which added to its sum of digits gives 1693140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14050 + ... + 14169.

It is an arithmetic number, because the mean of its divisors is an integer number (197540).

2^1693140 is an apocalyptic number.

1693140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1693140 is an abundant number, since it is smaller than the sum of its proper divisors (3047820).

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

1693140 is a wasteful number, since it uses less digits than its factorization.

1693140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28231 (or 28229 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1693140 is about 1301.2071318587. The cubic root of 1693140 is about 119.1875675816.

The spelling of 1693140 in words is "one million, six hundred ninety-three thousand, one hundred forty".