6383994 has 8 divisors (see below), whose sum is σ = 12768000. Its totient is φ = 2127996.

The previous prime is 6383989. The next prime is 6383999. The reversal of 6383994 is 4993836.

It is an interprime number because it is at equal distance from previous prime (6383989) and next prime (6383999).

It is a sphenic number, since it is the product of 3 distinct primes.

6383994 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 6² + 3¹³ + 8 + 3¹⁴ + 9² + 9⁴ + 4² .

It is not an unprimeable number, because it can be changed into a prime (6383999) 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, 531994 + ... + 532005.

It is an arithmetic number, because the mean of its divisors is an integer number (1596000).

Almost surely, 2^6383994 is an apocalyptic number.

6383994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6383994 is a wasteful number, since it uses less digits than its factorization.

6383994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064004.

The product of its digits is 139968, while the sum is 42.

The square root of 6383994 is about 2526.6566842371. The cubic root of 6383994 is about 185.5086464875.

The spelling of 6383994 in words is "six million, three hundred eighty-three thousand, nine hundred ninety-four".