6857383 has 8 divisors (see below), whose sum is σ = 7496048. Its totient is φ = 6234624.

The previous prime is 6857359. The next prime is 6857387. The reversal of 6857383 is 3837586.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6857383 is a prime.

It is a Duffinian number.

6857383 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6857387) 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 7 ways as a sum of consecutive naturals, for example, 3066 + ... + 4807.

It is an arithmetic number, because the mean of its divisors is an integer number (937006).

Almost surely, 2^6857383 is an apocalyptic number.

6857383 is a deficient number, since it is larger than the sum of its proper divisors (638665).

6857383 is a wasteful number, since it uses less digits than its factorization.

6857383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953.

The product of its digits is 120960, while the sum is 40.

The square root of 6857383 is about 2618.6605354646. The cubic root of 6857383 is about 189.9850680786.

The spelling of 6857383 in words is "six million, eight hundred fifty-seven thousand, three hundred eighty-three".