6693983 has 4 divisors (see below), whose sum is σ = 6924840. Its totient is φ = 6463128.

The previous prime is 6693961. The next prime is 6693991. The reversal of 6693983 is 3893966.

6693983 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6693983 - 2¹⁸ = 6431839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6693913) 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, 115385 + ... + 115442.

It is an arithmetic number, because the mean of its divisors is an integer number (1731210).

Almost surely, 2^6693983 is an apocalyptic number.

6693983 is a deficient number, since it is larger than the sum of its proper divisors (230857).

6693983 is a wasteful number, since it uses less digits than its factorization.

6693983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230856.

The product of its digits is 209952, while the sum is 44.

The square root of 6693983 is about 2587.2732750910. The cubic root of 6693983 is about 188.4639120196.

It can be divided in two parts, 66 and 93983, that added together give a palindrome (94049).

The spelling of 6693983 in words is "six million, six hundred ninety-three thousand, nine hundred eighty-three".