6381336 has 64 divisors (see below), whose sum is σ = 17428320. Its totient is φ = 1935360.

The previous prime is 6381317. The next prime is 6381337. The reversal of 6381336 is 6331836.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6381337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35166 + ... + 35346.

Almost surely, 2^6381336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6381336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8714160).

6381336 is an abundant number, since it is smaller than the sum of its proper divisors (11046984).

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

6381336 is a wasteful number, since it uses less digits than its factorization.

6381336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 312 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 6381336 is about 2526.1306379520. The cubic root of 6381336 is about 185.4828971719.

The spelling of 6381336 in words is "six million, three hundred eighty-one thousand, three hundred thirty-six".