1693368 has 48 divisors (see below), whose sum is σ = 4750200. Its totient is φ = 544320.

The previous prime is 1693361. The next prime is 1693411. The reversal of 1693368 is 8633961.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a d-powerful number, because it can be written as 1 + 6² + 9² + 3⁸ + 3⁸ + 6⁸ + 8³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1693361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1683 + ... + 2493.

2^1693368 is an apocalyptic number.

1693368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1693368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2375100).

1693368 is an abundant number, since it is smaller than the sum of its proper divisors (3056832).

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

1693368 is a wasteful number, since it uses less digits than its factorization.

1693368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852 (or 845 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 1693368 is about 1301.2947398649. The cubic root of 1693368 is about 119.1929173156.

The spelling of 1693368 in words is "one million, six hundred ninety-three thousand, three hundred sixty-eight".