16683393 has 16 divisors (see below), whose sum is σ = 22804416. Its totient is φ = 10845120.

The previous prime is 16683391. The next prime is 16683397. The reversal of 16683393 is 39338661.

16683393 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16683393 - 2¹ = 16683391 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16683391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50238 + ... + 50568.

It is an arithmetic number, because the mean of its divisors is an integer number (1425276).

Almost surely, 2^16683393 is an apocalyptic number.

It is an amenable number.

16683393 is a deficient number, since it is larger than the sum of its proper divisors (6121023).

16683393 is a wasteful number, since it uses less digits than its factorization.

16683393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its digits is 69984, while the sum is 39.

The square root of 16683393 is about 4084.5309400224. The cubic root of 16683393 is about 255.5218992084.

The spelling of 16683393 in words is "sixteen million, six hundred eighty-three thousand, three hundred ninety-three".