6394 has 8 divisors (see below), whose sum is σ = 10080. Its totient is φ = 3036.

The previous prime is 6389. The next prime is 6397. The reversal of 6394 is 4936.

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

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (6397) 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, 24 + ... + 115.

It is an arithmetic number, because the mean of its divisors is an integer number (1260).

2⁶³⁹⁴ is an apocalyptic number.

6394 is a deficient number, since it is larger than the sum of its proper divisors (3686).

6394 is a wasteful number, since it uses less digits than its factorization.

6394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164.

The product of its digits is 648, while the sum is 22.

The square root of 6394 is about 79.9624912068. The cubic root of 6394 is about 18.5605515343.

It can be divided in two parts, 639 and 4, that multiplied together give a triangular number (2556 = T₇₁).

The spelling of 6394 in words is "six thousand, three hundred ninety-four".